Positive and negative numbers
Students start the year extending the number line below zero. They place integers, compare values, and use opposites to make sense of temperatures, elevations, and money.
This is the year math stretches past whole numbers and into the world of ratios, percents, and negative numbers. Students compare fractions, decimals, and percents as different ways of saying the same thing, and they start using letters to stand for unknown numbers in simple equations. Geometry shifts toward finding the area of triangles and parallelograms and measuring angles. By spring, students can solve a problem like finding the unit price of an item on sale and explain their reasoning.
Students start the year extending the number line below zero. They place integers, compare values, and use opposites to make sense of temperatures, elevations, and money.
Students see that a fraction, a decimal, and a percent can name the same amount. They multiply and divide fractions and decimals to solve problems with money, recipes, and measurement.
Students compare quantities using ratios and find unit rates like miles per hour or price per ounce. They use these tools to solve everyday problems involving shopping, cooking, and travel.
Students start using letters to stand for numbers. They write and solve simple equations, plot points on a four-quadrant grid, and check whether an answer makes sense in the original problem.
Students find the area of triangles, parallelograms, and shapes built from them. They slide, flip, and turn figures to check if two shapes match, and they solve problems with angles that meet at a point.
Students close the year by summarizing data with mean, median, and mode, and choosing which one tells the clearest story. They list possible outcomes and predict how likely an event is.
Integers, fractions, decimals, percents, and ratios are five ways to write the same kind of number. Students read and write numbers in each form and choose the right one for the situation at hand.
Students use number lines and physical models to make sense of positive and negative numbers, find their opposites, and explain what zero means in real situations like temperature or money.
Students compare numbers written as fractions, decimals, and percents by deciding which is larger, smaller, or equal, then record that relationship using <, >, or =.
Percent means "out of 100." So 40% means 40 out of every 100 parts. Students connect that idea to ratios, understanding that 40% and 40 to 100 describe the same relationship.
Fractions, mixed numbers, decimals, and percents are different ways to write the same value. Students practice switching between these forms, so they can recognize that 1/2, 0.5, and 50% all mean the same thing.
Students read, write, and solve problems using whole numbers and negative numbers. This includes understanding what operations like addition and subtraction mean on a number line.
Students practice rounding and mental math to guess what an addition or subtraction answer should be before working it out. That way they can spot answers that are way off.
Students practice adding and subtracting positive and negative numbers using number lines, counters, or other visual tools. The focus is on building a clear picture of what happens when negatives enter the math.
Students add and subtract positive and negative whole numbers, like combining a debt and a payment, using reliable methods that work every time.
Students learn that repeated multiplication can be written as a power, like 3 to the 4th, and figure out its value. They also spot patterns in perfect squares such as 1, 4, 9, and 16.
Students break a whole number down into its prime building blocks and write those factors using exponents. For example, 12 becomes 2² × 3.
Finding the greatest common factor means identifying the largest number that divides evenly into two numbers. Finding the least common multiple means identifying the smallest number both can divide into. Students use both skills to simplify fractions and add numbers more efficiently.
A ratio compares two amounts, like 3 red tiles for every 5 blue ones. Students use ratios to solve problems the same way they use multiplication and division, scaling up or down to find missing values.
Students compare two quantities using ratios, such as 3 cups of juice for every 2 cups of water. They learn why multiplying to scale a recipe is different from simply adding the same amount to each ingredient.
Students find how much of something there is for exactly one unit, like the price of a single item when a pack shows a total cost, or the miles driven in one hour when a trip shows many hours.
Students use ratios, fractions, unit rates, and percents interchangeably to solve real-world problems, like comparing prices or figuring out a discount.
Students multiply and divide decimals, fractions, and mixed numbers, then apply those skills to solve real problems like splitting a bill or scaling a recipe.
Before doing the exact math, students make a rough guess at the answer. Then they use that guess to check whether their final answer makes sense.
Students show why multiplying and dividing fractions and decimals works, connecting the steps back to whole-number multiplication and seeing how multiplication and division undo each other.
Students multiply and divide fractions and decimals using reliable step-by-step methods that work every time, not just on easy numbers. The goal is a consistent process students can apply to any problem.
Students use fractions, decimals, and mixed numbers to solve real problems involving money, measurement, and data. They work through problems the way they would in daily life, not just on a worksheet.
| Standard | Definition | Code |
|---|---|---|
| Read, write, and represent rational numbers expressed as integers, fractions… | Integers, fractions, decimals, percents, and ratios are five ways to write the same kind of number. Students read and write numbers in each form and choose the right one for the situation at hand. | 6.N.1 |
| Use manipulatives and models | Students use number lines and physical models to make sense of positive and negative numbers, find their opposites, and explain what zero means in real situations like temperature or money. | 6.N.1.1 |
| Compare and order positive rational numbers, represented in various forms | Students compare numbers written as fractions, decimals, and percents by deciding which is larger, smaller, or equal, then record that relationship using <, >, or =. | 6.N.1.2 |
| Explain that a percent represents parts "out of 100" and ratios "to 100." | Percent means "out of 100." So 40% means 40 out of every 100 parts. Students connect that idea to ratios, understanding that 40% and 40 to 100 describe the same relationship. | 6.N.1.3 |
| Determine equivalencies among fractions, mixed numbers, decimals | Fractions, mixed numbers, decimals, and percents are different ways to write the same value. Students practice switching between these forms, so they can recognize that 1/2, 0.5, and 50% all mean the same thing. | 6.N.1.4 |
| Read, write, and model whole number and integer operations to solve problems | Students read, write, and solve problems using whole numbers and negative numbers. This includes understanding what operations like addition and subtraction mean on a number line. | 6.N.2 |
| Estimate solutions for integer addition and subtraction of problems in order to… | Students practice rounding and mental math to guess what an addition or subtraction answer should be before working it out. That way they can spot answers that are way off. | 6.N.2.1 |
| Illustrate addition and subtraction of integers using a variety of… | Students practice adding and subtracting positive and negative numbers using number lines, counters, or other visual tools. The focus is on building a clear picture of what happens when negatives enter the math. | 6.N.2.2 |
| Add and subtract integers in a variety of situations | Students add and subtract positive and negative whole numbers, like combining a debt and a payment, using reliable methods that work every time. | 6.N.2.3 |
| Identify and represent patterns with whole-number exponents and perfect squares | Students learn that repeated multiplication can be written as a power, like 3 to the 4th, and figure out its value. They also spot patterns in perfect squares such as 1, 4, 9, and 16. | 6.N.2.4 |
| Factor whole numbers and express prime and composite numbers as a product of… | Students break a whole number down into its prime building blocks and write those factors using exponents. For example, 12 becomes 2² × 3. | 6.N.2.5 |
| Determine the greatest common factors and least common multiples | Finding the greatest common factor means identifying the largest number that divides evenly into two numbers. Finding the least common multiple means identifying the smallest number both can divide into. Students use both skills to simplify fractions and add numbers more efficiently. | 6.N.2.6 |
| Explain and use the concept of ratio and its relationship to other rational… | A ratio compares two amounts, like 3 red tiles for every 5 blue ones. Students use ratios to solve problems the same way they use multiplication and division, scaling up or down to find missing values. | 6.N.3 |
| Identify and use ratios to compare and relate quantities in multiple ways | Students compare two quantities using ratios, such as 3 cups of juice for every 2 cups of water. They learn why multiplying to scale a recipe is different from simply adding the same amount to each ingredient. | 6.N.3.1 |
| Determine the unit rate for ratios | Students find how much of something there is for exactly one unit, like the price of a single item when a pack shows a total cost, or the miles driven in one hour when a trip shows many hours. | 6.N.3.2 |
| Apply the relationship between ratios, equivalent fractions, unit rates | Students use ratios, fractions, unit rates, and percents interchangeably to solve real-world problems, like comparing prices or figuring out a discount. | 6.N.3.3 |
| Multiply and divide decimals, fractions | Students multiply and divide decimals, fractions, and mixed numbers, then apply those skills to solve real problems like splitting a bill or scaling a recipe. | 6.N.4 |
| Estimate solutions to problems with whole numbers, decimals, fractions | Before doing the exact math, students make a rough guess at the answer. Then they use that guess to check whether their final answer makes sense. | 6.N.4.1 |
| Illustrate multiplication and division of fractions and decimals to show… | Students show why multiplying and dividing fractions and decimals works, connecting the steps back to whole-number multiplication and seeing how multiplication and division undo each other. | 6.N.4.2 |
| Multiply and divide fractions and decimals using efficient and generalizable… | Students multiply and divide fractions and decimals using reliable step-by-step methods that work every time, not just on easy numbers. The goal is a consistent process students can apply to any problem. | 6.N.4.3 |
| Use mathematical modeling to solve and interpret problems including money… | Students use fractions, decimals, and mixed numbers to solve real problems involving money, measurement, and data. They work through problems the way they would in daily life, not just on a worksheet. | 6.N.4.4 |
Students practice reading the same math relationship four different ways: as a pattern, a table, a graph, and a written rule. They move between those forms to set up and solve problems where two quantities change together.
Students plot points on a coordinate grid using positive and negative numbers, including fractions like 1/2 and 1/4. They also notice that two points with the same numbers but opposite signs are mirror images of each other across the grid.
Students take a real relationship between two changing numbers, such as hours worked and money earned, and show it three ways: as a rule, a table, and a graph. They also convert any one of those into another.
Students plug a number into an expression or equation to check whether it makes the statement true or false. They practice this with real situations, not just abstract symbols.
Students rewrite math expressions using rules like the distributive or commutative property, then check that both versions give the same answer. The numbers involved are positive fractions, decimals, or whole numbers.
Students rearrange, group, and expand numbers in an expression to simplify it, then follow the correct order of steps to solve it. The goal is to reach the same answer no matter how the numbers are rearranged.
Students write equations or inequalities to solve a real math problem, then check that their answer still makes sense in the original situation.
Students write math sentences using letters to stand in for unknown values, working with positive and negative numbers, fractions, and decimals. They turn real situations into equations or inequalities to find what's missing.
Students practice solving simple one-step equations, like finding a missing number when one is added or multiplied. Then they plot the answer on a number line and check whether it makes sense in the original problem.
| Standard | Definition | Code |
|---|---|---|
| Recognize and represent relationships between varying quantities | Students practice reading the same math relationship four different ways: as a pattern, a table, a graph, and a written rule. They move between those forms to set up and solve problems where two quantities change together. | 6.A.1 |
| Plot integer- and rational-valued | Students plot points on a coordinate grid using positive and negative numbers, including fractions like 1/2 and 1/4. They also notice that two points with the same numbers but opposite signs are mirror images of each other across the grid. | 6.A.1.1 |
| Represent relationships between two varying positive quantities involving no… | Students take a real relationship between two changing numbers, such as hours worked and money earned, and show it three ways: as a rule, a table, and a graph. They also convert any one of those into another. | 6.A.1.2 |
| Use and evaluate variables in expressions, equations | Students plug a number into an expression or equation to check whether it makes the statement true or false. They practice this with real situations, not just abstract symbols. | 6.A.1.3 |
| Use properties of arithmetic to generate equivalent numerical expressions and… | Students rewrite math expressions using rules like the distributive or commutative property, then check that both versions give the same answer. The numbers involved are positive fractions, decimals, or whole numbers. | 6.A.2 |
| Generate equivalent expressions and evaluate expressions involving positive… | Students rearrange, group, and expand numbers in an expression to simplify it, then follow the correct order of steps to solve it. The goal is to reach the same answer no matter how the numbers are rearranged. | 6.A.2.1 |
| Use equations and inequalities to model and solve mathematical problems and use… | Students write equations or inequalities to solve a real math problem, then check that their answer still makes sense in the original situation. | 6.A.3 |
| Model mathematical situations using expressions, equations and inequalities… | Students write math sentences using letters to stand in for unknown values, working with positive and negative numbers, fractions, and decimals. They turn real situations into equations or inequalities to find what's missing. | 6.A.3.1 |
| Use number sense and properties of operations and equality to model and solve… | Students practice solving simple one-step equations, like finding a missing number when one is added or multiplied. Then they plot the answer on a number line and check whether it makes sense in the original problem. | 6.A.3.2 |
Students slide, flip, and rotate shapes to show that two figures are exactly the same size and shape. This also builds the foundation for understanding symmetry.
Students slide, flip, and turn flat shapes to show that two figures are exactly the same size and shape. They predict where a shape will land after each move and describe what changed.
Sliding, flipping, or turning a shape does not change its size or form. Students use those moves to show that two shapes are exactly the same.
Students look at flat shapes and find the line (or lines) where folding the shape would make both halves match exactly.
Students find the area of squares, parallelograms, and triangles by applying the right formula, then use those calculations to solve real problems.
Students learn the formulas for finding the area of squares and parallelograms, then use those formulas to work backward when a side length or height is missing.
Students learn the formula for triangle area and use it both ways: finding the area when they know the base and height, and working backward to find a missing measurement when the area is already given.
Students find the area of triangles, rectangles, and other flat shapes by breaking complex shapes into simpler pieces they already know how to measure.
Students figure out how angles in shapes relate to each other, such as recognizing that two angles on a straight line always add up to 180 degrees. They use those relationships to find missing angle measures without measuring directly.
When two lines cross, they form pairs of angles with predictable relationships. Students use those relationships to find missing angle measurements in figures with intersecting lines.
Students figure out a missing angle inside a triangle by using the fact that all three angles always add up to 180 degrees. Give students two angles and they calculate the third.
Students pick the right unit for the job (inches or miles, ounces or pounds) and use ratios to convert between them. They apply that skill to solve real measurement problems.
Students practice guessing how heavy or how full something is by comparing it to familiar objects, like a pound of butter or a liter of water, using both standard and metric units.
Students convert lengths using the same measurement system, such as changing inches to feet or centimeters to meters, to solve a real-world problem. The unit changes; the actual length stays the same.
| Standard | Definition | Code |
|---|---|---|
| Use translations, reflections | Students slide, flip, and rotate shapes to show that two figures are exactly the same size and shape. This also builds the foundation for understanding symmetry. | 6.GM.1 |
| Predict, describe, and apply translations | Students slide, flip, and turn flat shapes to show that two figures are exactly the same size and shape. They predict where a shape will land after each move and describe what changed. | 6.GM.1.1 |
| Recognize that translations, reflections | Sliding, flipping, or turning a shape does not change its size or form. Students use those moves to show that two shapes are exactly the same. | 6.GM.1.2 |
| Identify and describe the line | Students look at flat shapes and find the line (or lines) where folding the shape would make both halves match exactly. | 6.GM.1.3 |
| Use mathematical modeling to calculate the area of squares, parallelograms | Students find the area of squares, parallelograms, and triangles by applying the right formula, then use those calculations to solve real problems. | 6.GM.2 |
| Develop and use formulas for the area of squares and parallelograms using a… | Students learn the formulas for finding the area of squares and parallelograms, then use those formulas to work backward when a side length or height is missing. | 6.GM.2.1 |
| Develop and use formulas to determine the area of triangles and find unknown… | Students learn the formula for triangle area and use it both ways: finding the area when they know the base and height, and working backward to find a missing measurement when the area is already given. | 6.GM.2.2 |
| Find the area of right triangles, other triangles, special quadrilaterals | Students find the area of triangles, rectangles, and other flat shapes by breaking complex shapes into simpler pieces they already know how to measure. | 6.GM.2.3 |
| Understand and use relationships between angles in geometric figures | Students figure out how angles in shapes relate to each other, such as recognizing that two angles on a straight line always add up to 180 degrees. They use those relationships to find missing angle measures without measuring directly. | 6.GM.3 |
| Solve problems using the relationships between the angles | When two lines cross, they form pairs of angles with predictable relationships. Students use those relationships to find missing angle measurements in figures with intersecting lines. | 6.GM.3.1 |
| Develop and use the fact that the sum of the interior angles of a triangle is… | Students figure out a missing angle inside a triangle by using the fact that all three angles always add up to 180 degrees. Give students two angles and they calculate the third. | 6.GM.3.2 |
| Choose appropriate units of measurement and use ratios to convert within… | Students pick the right unit for the job (inches or miles, ounces or pounds) and use ratios to convert between them. They apply that skill to solve real measurement problems. | 6.GM.4 |
| Estimate weights and capacities using benchmarks in customary and metric… | Students practice guessing how heavy or how full something is by comparing it to familiar objects, like a pound of butter or a liter of water, using both standard and metric units. | 6.GM.4.1 |
| Solve problems that require the conversion of lengths within the same… | Students convert lengths using the same measurement system, such as changing inches to feet or centimeters to meters, to solve a real-world problem. The unit changes; the actual length stays the same. | 6.GM.4.2 |
Reading a graph, chart, or table and explaining what the numbers actually mean. Students look for patterns, compare values, and draw conclusions from real data sets.
Students find the average, the middle value, and the most common value in a data set, then explain what each one tells you about the numbers as a whole.
Students look at a set of numbers and decide whether the mean, median, or mode tells the most useful story about that data. They explain why their choice fits better than the other two.
Students figure out how likely something is to happen, like rolling a certain number on a die, and write that chance as a fraction or decimal.
Students place events on a scale from impossible to certain, using fractions or decimals to show how likely something is to happen. A coin landing on heads, rolling a six, or drawing a red card each get a number between 0 and 1.
Students list every possible outcome of a simple experiment, like flipping a coin or rolling a die, then figure out which outcomes match a specific event. A tree diagram or table can help organize the possibilities.
Students run a simple experiment, like flipping a coin, and compare how often something actually happens with how often it was supposed to happen. The two numbers won't always match, and that's part of what probability shows.
| Standard | Definition | Code |
|---|---|---|
| Interpret and analyze data | Reading a graph, chart, or table and explaining what the numbers actually mean. Students look for patterns, compare values, and draw conclusions from real data sets. | 6.D.1 |
| Interpret the mean, median | Students find the average, the middle value, and the most common value in a data set, then explain what each one tells you about the numbers as a whole. | 6.D.1.1 |
| Explain and justify which measure of center | Students look at a set of numbers and decide whether the mean, median, or mode tells the most useful story about that data. They explain why their choice fits better than the other two. | 6.D.1.2 |
| Use probability to model and solve mathematical problems | Students figure out how likely something is to happen, like rolling a certain number on a die, and write that chance as a fraction or decimal. | 6.D.2 |
| Represent possible outcomes using a probability continuum from impossible to… | Students place events on a scale from impossible to certain, using fractions or decimals to show how likely something is to happen. A coin landing on heads, rolling a six, or drawing a red card each get a number between 0 and 1. | 6.D.2.1 |
| Determine the sample space for a given experiment and determine which members… | Students list every possible outcome of a simple experiment, like flipping a coin or rolling a die, then figure out which outcomes match a specific event. A tree diagram or table can help organize the possibilities. | 6.D.2.2 |
| Demonstrate simple experiments in which the probabilities are known and compare… | Students run a simple experiment, like flipping a coin, and compare how often something actually happens with how often it was supposed to happen. The two numbers won't always match, and that's part of what probability shows. | 6.D.2.3 |
By spring, students work fluently with fractions, decimals, percents, and ratios, and can move between those forms. They add and subtract negative numbers, solve simple equations with a variable, find the area of triangles and parallelograms, and read a set of data using mean, median, and mode.
Cooking, shopping, and sports stats are full of these. Ask questions like what is 25 percent off this price, or how much is two thirds of a cup doubled. Moving between a fraction, a decimal, and a percent for the same amount is the skill to practice.
A thermometer, an elevator, or a bank balance makes negatives concrete. Practice questions like what is 5 degrees colder than minus 2, or what happens to a balance of minus 8 dollars after a 10 dollar deposit. A simple number line drawn on paper is the most useful tool.
A ratio compares two amounts, like 3 cups of flour to 2 cups of sugar. Students learn to find the unit rate, which is the amount per one, such as miles per hour or dollars per pound. Cooking and shopping are good places to practice.
Build ratio language first with simple comparisons and equivalent ratios, then move to unit rate, then connect ratios to percents and equivalent fractions. Saving percents until after ratios feel solid pays off, because students can then treat a percent as a ratio out of 100 rather than a separate topic.
Integer addition and subtraction, dividing fractions, and solving one step equations are the common sticking points. Setting up ratio and percent problems also trips students up more than the arithmetic itself. Plan spiral review into warm ups rather than waiting for a unit test to surface gaps.
Sixth grade is where arithmetic starts turning into algebra. Students use variables, write and solve equations like x plus 7 equals 15, plot points in all four quadrants, and apply the distributive property. Comfort with these moves is what makes seventh and eighth grade math feel manageable.
Ready students can compare and convert among fractions, decimals, and percents, add and subtract integers without a number line, solve a basic equation and check the answer, find the area of a triangle, and explain what the mean of a data set tells them. If those hold up on mixed problems, students are in good shape.
Yes. Sixth grade leans hard on factors, multiples, and fraction work, and slow facts make every problem twice as long. Five minutes of fact practice a few times a week, especially the 6s, 7s, 8s, and 12s, frees up attention for the new thinking.