Explore Primary 4 maths.

Choose a topic. See how it works, then try a question together.

Zai, Zairoo’s chat companion

Primary 4 maths guides

01

Numbers up to 100 000

Read, write, compare, order and round numbers up to 100 000. Use place value to explain each digit and ≈ to show an estimate.

Explore guide
02

Factors and Multiples

Explore the explanation, worked examples and practice questions.

Explore guide
03

Multiplication and Division

Explore the explanation, worked examples and practice questions.

Explore guide
04

Fractions

In Primary 4, learn to change between mixed numbers and improper fractions. You will also add and subtract fractions with up to two different denominators, each no greater tha…

Explore guide
05

Decimals

A decimal uses a decimal point to separate whole numbers from parts of a whole. Digits to the right of the point show tenths, hundredths and thousandths.

Explore guide
06

Area and Perimeter

Explore the explanation, worked examples and practice questions.

Explore guide
07

Angles

Name an angle with the vertex in the middle, then measure it with a protractor.

Explore guide
08

Rectangles and Squares

Explore the explanation, worked examples and practice questions.

Explore guide
09

Line Symmetry

A figure has line symmetry when it can be folded along a line so that both halves match exactly. The fold line is called a line of symmetry.

Explore guide
10

Nets of Solids

A net is a flat set of joined faces. Compare different arrangements that fold into the same solid.

Explore guide
11

Tables and Line Graphs

Explore the explanation, worked examples and practice questions.

Explore guide
12

Method and Model Drawing

Explore the explanation, worked examples and practice questions.

Explore guide