Number worksheet — GCSE Foundation

1.Write '3.2 million' as a number in figures.

2.Work out the highest common factor of 15 and 25.

3.Work out 3π − π, giving your answer as a multiple of π.

4.Work out −7 − (−3).

5.Which of these numbers is a common factor of 18 and 24?

6.A café sells ice cream in three flavours: vanilla, mango and pistachio. Isla buys a cone with two scoops, using two different flavours, one for the bottom scoop and one for the top scoop. Work out how many different cones she could buy.

7.2/3 of an amount of money is £30. Work out the amount.

8.Hannah works out 3.1 × 19.6 on her calculator and writes down 6.076. Work out an estimate for 3.1 × 19.6, by rounding each number to 1 significant figure.

9.A cheetah runs at a steady speed of 25 metres per second. Work out this speed in kilometres per hour.

10.Work out 10% of 30% of £200.

11.Simplify 3² ÷ 3⁵, giving your answer as a single power of 3.

12.Work out the value of 6² − 4³.

13.Work out ∛(−27) + ∛8

14.Work out an estimate for 79.3 − 24.6, by rounding each number to the nearest whole number.

15.A shelf is 60 cm long, correct to the nearest 10 cm. Write down the upper bound for the length of the shelf, in centimetres.