# Sixth grade

Here is a list of all of the skills students learn in sixth 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!

## Whole numbers

## Multiplication

- B.1Multiply whole numbers
- B.2Multiply whole numbers: word problems
- B.3Multiply whole numbers with four or more digits
- B.4Multiply numbers ending in zeroes
- B.5Multiply numbers ending in zeroes: word problems
- B.6Multiply three or more numbers
- B.7Multiply three or more numbers: word problems
- B.8Estimate products

## Division

## Exponents and square roots

- D.1Write multiplication expressions using exponents
- D.2Evaluate exponents
- D.3Exponents: solve for the variable
- D.4Exponents with decimal bases
- D.5Exponents with fractional bases
- D.6Understanding negative exponents
- D.7Evaluate negative exponents
- D.8Advanced exponents
- D.9Half-life and population doubling
- D.10Square roots of perfect squares
- D.11Estimate square roots

## Number theory

## Decimals

## Add and subtract decimals

## Multiply and divide decimals

- H.1Multiply decimals
- H.2Estimate products of decimal numbers
- H.3Inequalities with decimal multiplication
- H.4Divide decimals by whole numbers
- H.5Divide decimals by whole numbers: word problems
- H.6Multiply and divide decimals by powers of ten
- H.7Division with decimal quotients
- H.8Inequalities with decimal division

## Fractions and mixed numbers

- I.1Fractions and mixed numbers review
- I.2Equivalent fractions review
- I.3Simplify fractions
- I.4Understanding fractions: word problems
- I.5Least common denominator
- I.6Compare fractions with like and unlike denominators
- I.7Compare fractions: word problems
- I.8Convert between improper fractions and mixed numbers
- I.9Convert between decimals and fractions or mixed numbers
- I.10Put a mix of decimals, fractions, and mixed numbers in order

## Add and subtract fractions

- J.1Add and subtract fractions with like denominators
- J.2Add and subtract fractions with like denominators: word problems
- J.3Add and subtract fractions with unlike denominators
- J.4Add and subtract fractions with unlike denominators: word problems
- J.5Inequalities with addition and subtraction of like and unlike fractions
- J.6Add and subtract mixed numbers
- J.7Add and subtract mixed numbers: word problems
- J.8Estimate sums and differences of mixed numbers
- J.9Maps with fractional distances

## Multiply fractions

- K.1Fractions of whole numbers I
- K.2Fractions of whole numbers II
- K.3Fractions of a number: word problems
- K.4Estimate products of fractions and whole numbers
- K.5Multiply two fractions using models
- K.6Multiply two fractions
- K.7Multiply fractions: word problems
- K.8Multiply three or more fractions and whole numbers
- K.9Estimate products of fractions, whole numbers, and mixed numbers
- K.10Multiply mixed numbers and whole numbers
- K.11Multiply mixed numbers
- K.12Multiply mixed numbers: word problems
- K.13Multiply three or more mixed numbers, fractions, and/or whole numbers

## Divide fractions

- L.1Divide whole numbers by unit fractions using models
- L.2Reciprocals
- L.3Divide whole numbers and unit fractions
- L.4Divide fractions by whole numbers in recipes
- L.5Divide fractions
- L.6Estimate quotients when dividing mixed numbers
- L.7Divide fractions and mixed numbers
- L.8Divide fractions and mixed numbers: word problems

## Integers

## Operations with integers

- N.1Add integers using counters
- N.2Add integers
- N.3Subtract integers using counters
- N.4Subtract integers
- N.5Add and subtract integers: find the sign
- N.6Add and subtract integers: input/output tables
- N.7Add three or more integers
- N.8Multiply integers: find the sign
- N.9Multiply integers
- N.10Divide integers: find the sign
- N.11Divide integers

## Mixed operations

- O.1Add, subtract, multiply, or divide two whole numbers
- O.2Add, subtract, multiply, or divide two whole numbers: word problems
- O.3Perform multiple operations with whole numbers
- O.4Add, subtract, multiply, or divide two decimals
- O.5Add, subtract, multiply, or divide two decimals: word problems
- O.6Perform multiple operations with decimals
- O.7Add, subtract, multiply, or divide two fractions
- O.8Add, subtract, multiply, or divide two fractions: word problems
- O.9Perform multiple operations with fractions
- O.10Add, subtract, multiply, or divide two integers
- O.11Perform multiple operations with integers

## Rational numbers

## Problem solving and estimation

## Ratios, proportions, and percents

- R.1Write a ratio to describe objects in a picture
- R.2Ratio tables
- R.3Ratios: word problems
- R.4Equivalent ratios
- R.5Equivalent ratios: word problems
- R.6Compare ratios: word problems
- R.7Proportions
- R.8Unit rates and equivalent rates
- R.9Unit rates: word problems
- R.10Scale drawings
- R.11Convert between percents, fractions, and decimals
- R.12Compare percents to each other and to fractions
- R.13Compare percents and fractions: word problems
- R.14Percents of numbers and money amounts
- R.15Percents of numbers: word problems
- R.16Percents of numbers - with fractional and decimal percents
- R.17Find what percent one number is of another
- R.18Find what percent one number is of another: word problems

## Measurement

- S.1Estimate customary measurements
- S.2Estimate metric measurements
- S.3Convert and compare customary units
- S.4Convert, compare, add, and subtract mixed customary units
- S.5Multiply and divide mixed customary units
- S.6Customary unit conversions involving fractions and mixed numbers
- S.7Convert and compare metric units
- S.8Convert between customary and metric systems
- S.9Working with temperatures above and below zero
- S.10Convert between Celsius and Fahrenheit

## Money

## Consumer math

## Coordinate graphs

## Expressions and properties

- X.1Write variable expressions
- X.2Write variable expressions: word problems
- X.3Evaluate variable expressions with whole numbers
- X.4Evaluate multi-variable expressions
- X.5Evaluate variable expressions with decimals, fractions, and mixed numbers
- X.6Identify terms and coefficients
- X.7Properties of addition
- X.8Properties of multiplication
- X.9Distributive property
- X.10Solve for a variable using properties of multiplication
- X.11Write equivalent expressions using properties
- X.12Add and subtract like terms

## One-variable equations

- Y.1Does x satisfy an equation?
- Y.2Find the solution from a set
- Y.3Write an equation from words
- Y.4Model and solve equations using algebra tiles
- Y.5Write and solve equations that represent diagrams
- Y.6Solve one-step equations with whole numbers
- Y.7Solve one-step equations with decimals, fractions, and mixed numbers
- Y.8Solve one-step equations: word problems
- Y.9Solve two-step equations
- Y.10Solve equations involving like terms
- Y.11Solve equations involving integers

## One-variable inequalities

## Two-variable equations

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

## Geometry

- BB.1Lines, line segments, and rays
- BB.2Review of 2- and 3-dimensional figures
- BB.3Angle review: measure and classify
- BB.4Estimate angle measurements
- BB.5Name angles
- BB.6Complementary and supplementary angles
- BB.7Transversal of parallel lines
- BB.8Triangle review
- BB.9Classify quadrilaterals
- BB.10Find missing angles and side lengths in triangles and quadrilaterals
- BB.11Sums of angles in polygons
- BB.12Parts of a circle
- BB.13Central angles of circles
- BB.14Similar and congruent figures
- BB.15Find side lengths of similar figures
- BB.16Reflection, rotation, and translation
- BB.17Translations: graph the image
- BB.18Reflections: graph the image
- BB.19Rotations: graph the image
- BB.20Symmetry
- BB.21Find lengths and measures of bisected lines and angles
- BB.22Perimeter
- BB.23Area
- BB.24Area of compound figures
- BB.25Area between two rectangles
- BB.26Area between two triangles
- BB.27Rectangles: relationship between perimeter and area
- BB.28Compare area and perimeter of two figures
- BB.29Circles: calculate area, circumference, radius, and diameter
- BB.30Circles: word problems
- BB.31Area between two circles
- BB.32Identify polyhedra and count faces, edges, and vertices
- BB.33Which figure is being described?
- BB.34Front, side, and top view
- BB.35Nets of 3-dimensional figures
- BB.36Volume of cubes and rectangular prisms
- BB.37Surface area of cubes and rectangular prisms
- BB.38Volume and surface area of triangular prisms
- BB.39Volume and surface area of cylinders
- BB.40Relate volume and surface area
- BB.41Semicircles: calculate area, perimeter, radius, and diameter
- BB.42Quarter circles: calculate area, perimeter, and radius
- BB.43Area of compound figures with triangles, semicircles, and quarter circles

## Data and graphs

- CC.1Interpret pictographs
- CC.2Create pictographs
- CC.3Stem-and-leaf plots
- CC.4Interpret line plots
- CC.5Create line plots
- CC.6Create and interpret line plots with fractions
- CC.7Create frequency tables
- CC.8Interpret bar graphs
- CC.9Create bar graphs
- CC.10Interpret double bar graphs
- CC.11Create double bar graphs
- CC.12Interpret histograms
- CC.13Create histograms
- CC.14Circle graphs with fractions
- CC.15Interpret line graphs
- CC.16Create line graphs
- CC.17Interpret double line graphs
- CC.18Create double line graphs
- CC.19Interpret box-and-whisker plots
- CC.20Choose the best type of graph

## Statistics

## Probability

- EE.1Combinations
- EE.2Probability of one event
- EE.3Make predictions
- EE.4Probability of opposite, mutually exclusive, and overlapping events
- EE.5Compound events - find the number of outcomes by counting
- EE.6Identify dependent and independent events
- EE.7Probability of dependent and independent events
- EE.8Factorials
- EE.9Permutations