# Fourth class maths

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

## Number sense

## Addition

- B.1Add numbers up to five digits
- B.2Add numbers up to five digits: word problems
- B.3Addition: fill in the missing digits
- B.4Properties of addition
- B.5Add three or more numbers up to five digits each
- B.6Addition patterns over increasing place values
- B.7Choose numbers with a particular sum
- B.8Estimate sums
- B.9Estimate sums: word problems

## Subtraction

## Multiplication

- D.1Multiplication facts to 10
- D.2Choose the multiples of a given number up to 12
- D.3Multiply 1-digit numbers by 2-digit numbers
- D.4Multiply 1-digit numbers by 3-digit or 4-digit numbers
- D.5Multiply 1-digit numbers by larger numbers
- D.6Multiplication patterns over increasing place values
- D.7Properties of multiplication
- D.8Estimate products - multiply by 1-digit numbers
- D.9Estimate products - multiply by larger numbers
- D.10Estimate products: word problems
- D.11Box multiplication
- D.12Lattice multiplication
- D.13Multiply a two-digit number by a two-digit number: complete the missing steps
- D.14Multiply a two-digit number by a two-digit number
- D.15Multiply a two-digit number by a two-digit number: word problems
- D.16Choose numbers with a particular product
- D.17Multiply numbers ending in zeroes
- D.18Multiply numbers ending in zeroes: word problems
- D.19Multiply three numbers
- D.20Multiply three or more numbers: word problems
- D.21Inequalities with multiplication

## Division

- E.1Division facts to 10
- E.2Division facts to 10: word problems
- E.3Properties of division
- E.4Divide larger numbers
- E.5Divide larger numbers: word problems
- E.6Complete the division table
- E.7Interpret remainders
- E.8Choose numbers with a particular quotient
- E.9Divide numbers ending in zeroes
- E.10Estimate quotients
- E.11Estimate quotients: word problems
- E.12Divisibility rules
- E.13Divisibility rules: word problems
- E.14Division patterns over increasing place values
- E.15Divide numbers ending in zeroes, multi-digit divisors
- E.16Divide numbers ending in zeroes, multi-digit divisors: word problems
- E.17Divide two-digit numbers by multiples of 10
- E.18Divide by two-digit numbers
- E.19Divide by two-digit numbers: word problems
- E.20Inequalities with division

## Mixed operations

- F.1Add, subtract, multiply and divide
- F.2Addition, subtraction, multiplication and division word problems
- F.3Estimate sums, differences, products and quotients: word problems
- F.4Multi-step word problems
- F.5Word problems with extra or missing information
- F.6Solve word problems using guess-and-check
- F.7Choose numbers with a particular sum, difference, product or quotient
- F.8Mentally add and subtract numbers ending in zeroes
- F.9Inequalities involving addition, subtraction, multiplication and division

## Functions

## Logical reasoning

## Data and graphs

## Patterns and sequences

- K.1Find the next shape in a repeating pattern
- K.2Complete a repeating pattern
- K.3Make a repeating pattern
- K.4Find the next row in a growing pattern of shapes
- K.5Complete an increasing number pattern
- K.6Complete a geometric number pattern
- K.7Number patterns: word problems
- K.8Number patterns: mixed review

## Money

## Units of measurement

## Time

## Geometry

- O.1Identify two-dimensional and three-dimensional figures
- O.2Count and compare sides, edges, faces and vertices
- O.3Which two-dimensional figure is being described?
- O.4Which three-dimensional figure is being described?
- O.5Nets of three-dimensional figures
- O.6Is it a polygon?
- O.7Number of sides in polygons
- O.8Parallel, perpendicular and intersecting lines
- O.9Acute, right, obtuse and straight angles
- O.10Types of triangles
- O.11Similar and congruent
- O.12Identify lines of symmetry
- O.13Rotational symmetry

## Geometric measurement

## Fractions and mixed numbers

- Q.1Fractions review
- Q.2Understanding fractions: word problems
- Q.3Find equivalent fractions using area models
- Q.4Graph equivalent fractions on number lines
- Q.5Equivalent fractions
- Q.6Patterns of equivalent fractions
- Q.7Reduce fractions to lowest terms
- Q.8Graph and compare fractions on number lines
- Q.9Compare fractions
- Q.10Order fractions with like numerators or denominators
- Q.11Order fractions
- Q.12Find smaller or larger fractions
- Q.13Fractions of a number
- Q.14Fractions of a number: word problems
- Q.15Mixed numbers
- Q.16Convert between improper fractions and mixed numbers

## Add and subtract fractions

- R.1Decompose fractions multiple ways
- R.2Add and subtract fractions with like denominators using number lines
- R.3Add and subtract fractions with like denominators
- R.4Add and subtract fractions with like denominators: word problems
- R.5Add and subtract mixed numbers with like denominators
- R.6Add and subtract mixed numbers with like denominators: word problems
- R.7Add up to 4 fractions with denominators of 10 and 100
- R.8Add three or more fractions
- R.9Add three or more fractions: word problems
- R.10Complete addition and subtraction sentences with fractions

## Multiply fractions

- S.1Multiply unit fractions by whole numbers using number lines
- S.2Multiply unit fractions by whole numbers using models
- S.3Multiples of fractions
- S.4Multiply unit fractions and whole numbers: sorting
- S.5Multiply unit fractions by whole numbers
- S.6Multiply unit fractions by whole numbers: word problems
- S.7Multiply fractions by whole numbers using number lines
- S.8Multiply fractions by whole numbers using models
- S.9Multiply fractions and whole numbers: sorting
- S.10Multiply fractions by whole numbers
- S.11Multiply fractions by whole numbers: word problems

## Decimals

- T.1What decimal number is illustrated?
- T.2Model decimals and fractions
- T.3Understanding decimals expressed in words
- T.4Place values in decimal numbers
- T.5Equivalent decimals
- T.6Graph decimals on number lines
- T.7Decimal number lines
- T.8Graph fractions as decimals on number lines
- T.9Convert fractions and mixed numbers to decimals
- T.10Convert decimals to fractions and mixed numbers
- T.11Convert decimals between standard and expanded form using fractions
- T.12Round decimals
- T.13Compare decimals on number lines
- T.14Compare decimal numbers
- T.15Put decimal numbers in order I
- T.16Compare decimals and fractions on number lines
- T.17Compare decimals and fractions
- T.18Put decimal numbers in order II
- T.19Number sequences involving decimals

## Add and subtract decimals

- U.1Add decimal numbers
- U.2Subtract decimal numbers
- U.3Add and subtract decimals: word problems
- U.4Choose decimals with a particular sum or difference
- U.5Add three or more decimals
- U.6Add three or more decimals: word problems
- U.7Complete the addition or subtraction sentence
- U.8Inequalities with addition and subtraction
- U.9Estimate sums and differences of decimals
- U.10Solve decimal problems using diagrams

## Multiply and divide decimals

- V.1Estimate products of decimals
- V.2Multiply a decimal by a power of ten
- V.3Multiply a decimal by a one-digit whole number
- V.4Multiply decimals and whole numbers: word problems
- V.5Multiply money amounts: word problems
- V.6Divide by powers of ten
- V.7Decimal division patterns over increasing place values
- V.8Division with decimal quotients
- V.9Division with decimal quotients and rounding
- V.10Division with decimal quotients: word problems