# Third grade

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

## Numbers and comparing

- A.1Write numbers in words
- A.2Ordinal numbers to 100th
- A.3Roman numerals I, V, X, L, C, D, M
- A.4Even and odd I
- A.5Even and odd II
- A.6Skip-counting
- A.7Skip-counting puzzles
- A.8Number sequences
- A.9Compare numbers
- A.10Which number is greatest/least?
- A.11Order numbers
- A.12Comparing - with addition and subtraction
- A.13Multi-step inequalities

## Place values

## Addition

- C.1Add two numbers up to three digits
- C.2Addition input/output tables - up to three digits
- C.3Add two numbers up to three digits - word problems
- C.4Complete the addition sentence - up to three digits
- C.5Balance addition equations - up to three digits
- C.6Add three numbers up to three digits each
- C.7Add three numbers up to three digits each: word problems
- C.8Addition patterns over increasing place values
- C.9Add two numbers with four or more digits
- C.10Addition input/output tables - four or more digits
- C.11Add two numbers with four or more digits - word problems
- C.12Complete the addition sentence - four or more digits
- C.13Balance equations - four or more digits
- C.14Add three or more numbers with four or more digits
- C.15Add three or more numbers with four or more digits - word problems
- C.16Addition: fill in the missing digits

## Subtraction

- D.1Subtract numbers up to three digits
- D.2Subtraction input/output tables - up to three digits
- D.3Subtract numbers up to three digits - word problems
- D.4Complete the subtraction sentence - up to three digits
- D.5Balance subtraction equations - up to three digits
- D.6Subtraction patterns over increasing place values
- D.7Subtract numbers with four or more digits
- D.8Subtraction input/output tables - four or more digits
- D.9Subtraction: fill in the missing digits

## Understand multiplication

- E.1Count equal groups
- E.2Identify multiplication sentences for equal groups
- E.3Write multiplication sentences for equal groups
- E.4Relate addition and multiplication for equal groups
- E.5Write multiplication sentences for arrays
- E.6Make arrays to model multiplication
- E.7Write multiplication sentences for number lines

## Multiplication

- F.1Multiplication - facts to 12
- F.2Multiplication word problems - facts to 12
- F.3Missing factors - facts to 12
- F.4Missing factors - facts to 12 - word problems
- F.5Squares up to 20
- F.6Multiplication patterns over increasing place values
- F.7Multiply by a multiple of ten
- F.8Multiply numbers ending in zeroes
- F.9Multiply a one-digit number by a larger number
- F.10Multiply a one-digit number by a larger number - word problems
- F.11Multiply three or more numbers
- F.12Multiply three or more numbers - word problems
- F.13Multiplication input/output tables
- F.14Multiplication input/output tables: find the rule
- F.15Box multiplication
- F.16Lattice multiplication

## Multiplication - skill builders

- G.1Multiply by 0
- G.2Multiply by 1
- G.3Multiply by 2
- G.4Multiply by 3
- G.5Multiply by 4
- G.6Multiply by 5
- G.7Multiply by 6
- G.8Multiply by 7
- G.9Multiply by 8
- G.10Multiply by 9
- G.11Multiply by 10
- G.12Multiply by 11
- G.13Multiply by 12
- G.14Multiplication tables for 2, 3, 4, 5, and 10
- G.15Multiplication facts for 2, 3, 4, 5, 10: true or false?
- G.16Multiplication facts for 2, 3, 4, 5, and 10: sorting
- G.17Multiplication tables for 6, 7, 8, and 9
- G.18Multiplication facts for 6, 7, 8, 9: true or false?
- G.19Multiplication facts for 6, 7, 8, and 9: sorting
- G.20Multiplication tables up to 10
- G.21Multiplication facts up to 10: true or false?
- G.22Multiplication facts up to 10: sorting
- G.23Multiplication sentences up to 10: true or false?

## Division

- H.1Division facts to 5
- H.2Division facts to 10
- H.3Division word problems - facts to 10
- H.4Complete the division sentence - facts to 10
- H.5Division facts to 12
- H.6Division patterns over increasing place values
- H.7Divide numbers ending in zeroes
- H.8Divide three-digit numbers
- H.9Divide three-digit numbers - word problems
- H.10Divide larger numbers
- H.11Divide larger numbers - word problems
- H.12Divisibility rules for 2, 5, and 10
- H.13Complete the division table
- H.14Division input/output tables
- H.15Division input/output tables: find the rule

## Division - skill builders

- I.1Divide by 1
- I.2Divide by 2
- I.3Divide by 3
- I.4Divide by 4
- I.5Divide by 5
- I.6Divide by 6
- I.7Divide by 7
- I.8Divide by 8
- I.9Divide by 9
- I.10Divide by 10
- I.11Divide by 11
- I.12Divide by 12
- I.13Division facts for 2, 3, 4, 5, 10: true or false?
- I.14Division facts for 2, 3, 4, 5, and 10: sorting
- I.15Division facts for 6, 7, 8, 9: true or false?
- I.16Division facts for 6, 7, 8, and 9: sorting
- I.17Division facts up to 10: true or false?
- I.18Division facts up to 10: sorting
- I.19Division sentences up to 10: true or false?

## Mixed operations

- J.1Addition, subtraction, multiplication, and division facts
- J.2Complete the addition, subtraction, multiplication, or division sentence
- J.3Multiplication and division facts up to 5: true or false?
- J.4Multiplication and division facts up to 10: true or false?
- J.5Multiplication and division facts up to 12: true or false?
- J.6Multiplication and division sentences up to 12: true or false?
- J.7Add, subtract, multiply, and divide
- J.8Addition and subtraction word problems
- J.9Addition, subtraction, multiplication, and division word problems
- J.10Interpret data in tables
- J.11Multi-step word problems
- J.12Missing operators

## Properties

- K.1Addition, subtraction, multiplication, and division terms
- K.2Understanding parentheses
- K.3Properties of addition
- K.4Solve using properties of addition
- K.5Properties of multiplication
- K.6Solve using properties of multiplication
- K.7Distributive property: find the missing factor
- K.8Multiply using the distributive property
- K.9Relate addition and multiplication
- K.10Relate multiplication and division

## Equations and variables

## Estimation and rounding

## Logical reasoning

## Money

- O.1Count coins and bills - up to $5 bill
- O.2Which picture shows more?
- O.3Purchases - do you have enough money - up to $10
- O.4Making change
- O.5Inequalities with money
- O.6Put money amounts in order
- O.7Add and subtract money amounts
- O.8Add money amounts - word problems
- O.9Price lists
- O.10Multiply money amounts
- O.11Divide money amounts

## Time

## Data and graphs

- Q.1Coordinate graphs I
- Q.2Coordinate graphs II
- Q.3Graph points on a coordinate plane
- Q.4Interpret tally charts and tables
- Q.5Interpret bar graphs
- Q.6Create bar graphs
- Q.7Interpret line plots
- Q.8Create line plots
- Q.9Interpret pictographs
- Q.10Create pictographs
- Q.11Interpret line graphs
- Q.12Create line graphs
- Q.13Sort shapes into a Venn diagram
- Q.14Venn diagrams with three circles

## Measurement

- R.1Read a thermometer
- R.2Reasonable temperature
- R.3Measure using an inch ruler
- R.4Which customary unit is appropriate?
- R.5Compare and convert customary units of length
- R.6Compare and convert customary units of weight
- R.7Compare and convert customary units of volume
- R.8Conversion tables - customary units
- R.9Compare customary units by multiplying
- R.10Which metric unit is appropriate?
- R.11Compare and convert metric units of length
- R.12Compare and convert metric units of weight
- R.13Compare and convert metric units of volume
- R.14Conversion tables - metric units

## Geometry

- S.1Identify 2-dimensional and 3-dimensional shapes
- S.2Which 2-dimensional shape is being described?
- S.3Count and compare sides and angles
- S.4Count and compare edges, vertices, and faces
- S.5Symmetry
- S.6Similar and congruent
- S.7Reflection, rotation, and translation
- S.8Perimeter
- S.9Perimeter: find the missing side length
- S.10Area of figures made of unit squares
- S.11Create figures with a given area
- S.12Area of rectangles
- S.13Area of squares and rectangles: word problems
- S.14Area of complex figures (with all right angles)
- S.15Area between two rectangles
- S.16Compare area and perimeter of two figures
- S.17Use area and perimeter to determine cost
- S.18Relationship between area and perimeter
- S.19Volume
- S.20Angles: greater than, less than, or equal to a right angle
- S.21Lines, line segments, and rays
- S.22Parallel, perpendicular, intersecting
- S.23Is it a polygon?
- S.24Triangles: equilateral, isosceles, and scalene
- S.25Triangles: acute, right, and obtuse
- S.26Classify quadrilaterals

## Understand fractions

- T.1Identify equal parts
- T.2Identify halves, thirds, and fourths
- T.3Understand fractions: fraction bars
- T.4Understand fractions: area models
- T.5Match unit fractions to models
- T.6Match fractions to models
- T.7Show fractions: fraction bars
- T.8Show fractions: area models
- T.9Fractions of number lines: unit fractions
- T.10Fractions of number lines
- T.11Identify unit fractions on number lines
- T.12Identify fractions on number lines
- T.13Graph unit fractions on number lines
- T.14Graph fractions on number lines
- T.15Graph smaller or larger fractions on a number line
- T.16Fractions of a whole: modeling word problems
- T.17Unit fractions: word problems
- T.18Fractions of a whole: word problems
- T.19Fraction review - word problems
- T.20Match mixed numbers to models
- T.21Word names for mixed numbers

## Equivalent fractions

- U.1Identify equivalent fractions on number lines
- U.2Find equivalent fractions using number lines
- U.3Graph equivalent fractions on number lines
- U.4Fractions equivalent to whole numbers: match fractions to models
- U.5Find equivalent fractions using area models
- U.6Select equivalent fractions
- U.7Graph fractions equivalent to 1 on number lines
- U.8Fractions equivalent to whole numbers
- U.9Equivalent fractions: type the missing numerator or denominator
- U.10Fractions with denominators of 10 and 100
- U.11Reducing fractions to lowest terms

## Compare fractions

- V.1Compare fractions using models
- V.2Compare fractions using number lines
- V.3Graph and compare fractions with like denominators on number lines
- V.4Graph and compare fractions with like numerators on number lines
- V.5Graph and compare fractions on number lines
- V.6Compare fractions
- V.7Compare fractions in recipes
- V.8Benchmark fractions
- V.9Graph and order fractions on number lines
- V.10Order fractions with like numerators
- V.11Order fractions with like denominators
- V.12Order fractions

## Operations with fractions

- W.1Fractions of a number - unit fractions
- W.2Fractions of a number
- W.3Fractions of a number - unit fractions: word problems
- W.4Fractions of a number: word problems
- W.5Add fractions with like denominators using number lines
- W.6Subtract fractions with like denominators using number lines
- W.7Add and subtract fractions with like denominators