# Seventh grade math

Here is a list of all of the math skills students learn in seventh grade! These skills are organized into categories, and you can move your mouse over any skill name to view a sample question. To start practicing, just click on any link. IXL will track your score, and the questions will automatically increase in difficulty as you improve!

## Number theory

## Integers

## Operations with integers

- C.1Integer addition and subtraction rules
- C.2Add and subtract integers using counters
- C.3Add and subtract integers
- C.4Complete addition and subtraction equations with integers
- C.5Add and subtract integers: word problems
- C.6Integer multiplication and division rules
- C.7Multiply and divide integers
- C.8Complete multiplication and division equations with integers
- C.9Evaluate numerical expressions involving integers

## Decimals

## Operations with decimals

- E.1Add and subtract decimals
- E.2Add and subtract decimals: word problems
- E.3Multiply decimals
- E.4Multiply decimals and whole numbers: word problems
- E.5Divide decimals
- E.6Divide decimals by whole numbers: word problems
- E.7Estimate sums, differences, and products of decimals
- E.8Add, subtract, multiply, and divide decimals: word problems
- E.9Multi-step inequalities with decimals
- E.10Maps with decimal distances
- E.11Evaluate numerical expressions involving decimals

## Fractions and mixed numbers

- F.1Equivalent fractions
- F.2Simplify fractions
- F.3Understanding fractions: word problems
- F.4Least common denominator
- F.5Compare and order fractions
- F.6Compare fractions: word problems
- F.7Convert between mixed numbers and improper fractions
- F.8Compare mixed numbers and improper fractions
- F.9Round mixed numbers

## Operations with fractions

- G.1Add and subtract fractions
- G.2Add and subtract fractions: word problems
- G.3Add and subtract mixed numbers
- G.4Add and subtract mixed numbers: word problems
- G.5Inequalities with addition and subtraction of fractions and mixed numbers
- G.6Estimate sums and differences of mixed numbers
- G.7Multiply fractions and whole numbers
- G.8Multiply two fractions using models
- G.9Multiply fractions
- G.10Multiply mixed numbers
- G.11Multiply fractions and mixed numbers: word problems
- G.12Divide fractions
- G.13Divide mixed numbers
- G.14Divide fractions and mixed numbers: word problems
- G.15Estimate products and quotients of fractions and mixed numbers
- G.16Add, subtract, multiply, and divide fractions and mixed numbers: word problems
- G.17Maps with fractional distances
- G.18Evaluate numerical expressions involving fractions

## Rational numbers

- H.1Convert between decimals and fractions or mixed numbers
- H.2Identify rational numbers
- H.3Absolute value of rational numbers
- H.4Compare rational numbers
- H.5Put rational numbers in order
- H.6Add and subtract rational numbers
- H.7Apply addition and subtraction rules
- H.8Multiply and divide rational numbers
- H.9Apply multiplication and division rules

## Exponents and square roots

- I.1Understanding exponents
- I.2Evaluate exponents
- I.3Solve equations with variable exponents
- I.4Exponents with negative bases
- I.5Exponents with decimal and fractional bases
- I.6Understanding negative exponents
- I.7Evaluate negative exponents
- I.8Evaluate numerical expressions involving exponents
- I.9Square roots of perfect squares
- I.10Estimate square roots

## Ratios, rates, and proportions

- J.1Understanding ratios
- J.2Equivalent ratios
- J.3Equivalent ratios: word problems
- J.4Unit rates
- J.5Compare ratios: word problems
- J.6Scale drawings: word problems
- J.7Do the ratios form a proportion?
- J.8Do the ratios form a proportion: word problems
- J.9Solve proportions
- J.10Solve proportions: word problems
- J.11Estimate population size using proportions
- J.12Rate of change
- J.13Constant rate of change

## Proportional relationships

- K.1Find the constant of proportionality from a table
- K.2Identify graphs of proportional relationships
- K.3Find the constant of proportionality from a graph
- K.4Write equations for proportional relationships
- K.5Graph proportional relationships
- K.6Identify proportional relationships
- K.7Find the constant of proportionality: word problems
- K.8Solve problems involving proportional relationships

## Percents

- L.1What percentage is illustrated?
- L.2Convert between percents, fractions, and decimals
- L.3Compare percents to fractions and decimals
- L.4Estimate percents of numbers
- L.5Percents of numbers and money amounts
- L.6Percents of numbers: word problems
- L.7Solve percent equations
- L.8Solve percent equations: word problems
- L.9Percent of change
- L.10Percent of change: word problems

## Consumer math

- M.1Add, subtract, multiply, and divide money amounts: word problems
- M.2Price lists
- M.3Unit prices
- M.4Unit prices with unit conversions
- M.5Unit prices: find the total price
- M.6Percent of a number: tax, discount, and more
- M.7Find the percent: tax, discount, and more
- M.8Sale prices: find the original price
- M.9Multi-step problems with percents
- M.10Estimate tips
- M.11Simple interest
- M.12Compound interest

## Problem solving and estimation

## Units of measurement

## Coordinate plane

## Number sequences

## Expressions and properties

- R.1Write variable expressions
- R.2Write variable expressions: word problems
- R.3Evaluate linear expressions
- R.4Evaluate multi-variable expressions
- R.5Evaluate absolute value expressions
- R.6Evaluate nonlinear expressions
- R.7Identify terms and coefficients
- R.8Properties of addition and multiplication
- R.9Distributive property
- R.10Solve equations using properties
- R.11Write equivalent expressions using properties
- R.12Add and subtract like terms
- R.13Add, subtract, and multiply linear expressions
- R.14Factor linear expressions
- R.15Identify equivalent linear expressions

## One-variable equations

## One-variable inequalities

## Two-variable equations

- U.1Does (x, y) satisfy the equation?
- U.2Identify independent and dependent variables
- U.3Find a value using two-variable equations
- U.4Solve word problems involving two-variable equations
- U.5Complete a table for a two-variable relationship
- U.6Write a two-variable equation
- U.7Identify the graph of an equation
- U.8Graph a two-variable equation
- U.9Interpret a graph: word problems
- U.10Write an equation from a graph using a table

## Linear functions

## Two-dimensional figures

- W.1Identify and classify polygons
- W.2Name, measure, and classify angles
- W.3Classify triangles
- W.4Classify quadrilaterals
- W.5Find missing angles in triangles and quadrilaterals
- W.6Interior angles of polygons
- W.7Lines, line segments, and rays
- W.8Parallel, perpendicular, and intersecting lines
- W.9Identify complementary, supplementary, vertical, adjacent, and congruent angles
- W.10Find measures of complementary, supplementary, vertical, and adjacent angles
- W.11Transversal of parallel lines
- W.12Find lengths and measures of bisected lines and angles
- W.13Parts of a circle

## Transformations and congruence

- X.1Symmetry
- X.2Identify reflections, rotations, and translations
- X.3Translations: graph the image
- X.4Translations: find the coordinates
- X.5Reflections: graph the image
- X.6Reflections: find the coordinates
- X.7Rotations: graph the image
- X.8Rotations: find the coordinates
- X.9Similar and congruent figures
- X.10Side lengths and angle measures of congruent figures
- X.11Congruence statements and corresponding parts
- X.12Side lengths and angle measures of similar figures
- X.13Similar figures and indirect measurement

## Pythagorean theorem

## Three-dimensional figures

## Geometric measurement

- AA.1Perimeter
- AA.2Area of rectangles and parallelograms
- AA.3Area of triangles and trapezoids
- AA.4Area and perimeter: word problems
- AA.5Circles: calculate area, circumference, radius, and diameter
- AA.6Circles: word problems
- AA.7Volume
- AA.8Surface area
- AA.9Perimeter, area, and volume: changes in scale
- AA.10Semicircles: calculate area, perimeter, radius, and diameter
- AA.11Quarter circles: calculate area, perimeter, and radius
- AA.12Area of compound figures with triangles, semicircles, and quarter circles
- AA.13Area between two shapes

## Data and graphs

- BB.1Interpret tables
- BB.2Interpret line plots
- BB.3Create line plots
- BB.4Create and interpret line plots with fractions
- BB.5Interpret stem-and-leaf plots
- BB.6Interpret bar graphs
- BB.7Create bar graphs
- BB.8Interpret histograms
- BB.9Create histograms
- BB.10Create frequency charts
- BB.11Interpret circle graphs
- BB.12Circle graphs and central angles
- BB.13Interpret line graphs
- BB.14Create line graphs
- BB.15Interpret box-and-whisker plots
- BB.16Scatter plots
- BB.17Choose the best type of graph

## Statistics

- CC.1Calculate mean, median, mode, and range
- CC.2Interpret charts to find mean, median, mode, and range
- CC.3Mean, median, mode, and range: find the missing number
- CC.4Changes in mean, median, mode, and range
- CC.5Calculate mean absolute deviation
- CC.6Identify representative, random, and biased samples

## Probability

- DD.1Probability of simple events
- DD.2Probability of opposite, mutually exclusive, and overlapping events
- DD.3Experimental probability
- DD.4Make predictions
- DD.5Compound events: find the number of outcomes
- DD.6Identify independent and dependent events
- DD.7Probability of independent and dependent events
- DD.8Factorials
- DD.9Permutations
- DD.10Counting principle
- DD.11Combination and permutation notation