1. Number

1.01 Multiplying and dividing integers

1.02 Mixed operations with integers

1.03 Integers everywhere (investigation)

1.04 Using technology for operations with whole numbers

1.05 Square roots and perfect squares

1.06 Powers of whole numbers

1.07 Prime factorisations

1.08 HCF and LCM

1.09 Absolute value

1.10 Fractions and decimals

1.12 Rational and irrational numbers

Middle Years

1.12 Rational and irrational numbers

Interactive practice questions

Is $4$4 rational or irrational?

Rational

A

Irrational

B

Easy

< 1min

Is $\frac{2}{3}$23 rational or irrational?

Easy

< 1min

Is $4.435$4.435 rational or irrational?

Easy

< 1min

Is $\sqrt{81}$√81 rational or irrational?

Medium

< 1min

What is Mathspace

About Mathspace