Number worksheet — GCSE Foundation

1.Work out 5/6 × 2/9, giving your answer in its simplest form.

2.Write down the symbol that makes this statement true: 6/11 ___ 4/11

3.Round 592.5 to the nearest 10.

4.Amelia estimates 48 × 21 by working out 50 × 20 = 1,000. Work out whether her estimate is an under-estimate or an over-estimate, and by how much.

5.Work out 18 − 4 × 2

6.Work out an estimate for 588 ÷ 31, by rounding each number to 1 significant figure.

7.Work out (−3) × 4 + 10

8.Freya types 4² + 3² into her calculator and writes down 49. Work out the correct value of 4² + 3².

9.A charity shop buys a coat for £24 and sells it for a profit that is 3/8 of the buying price. Work out the selling price.

10.Write down the fraction, in its simplest form, that is equal to 0.6

11.In a fruit basket the ratio of bananas to oranges is 2 : 5. What fraction of the fruit are oranges?

12.Ava measures a metal rod and records its length as 15 cm, correct to the nearest centimetre. Ben measures the same rod and records its length as 14.8 cm, correct to the nearest 0.1 cm. Decide whether both records can be correct, and give a reason for your answer.

13.A shop assistant says that 7.2 × 3.9 = 56.16. Work out an estimate for 7.2 × 3.9, by rounding each number to the nearest whole number, to show that the assistant’s answer cannot be correct.

14.A cinema has 21 rows of seats with 29 seats in each row. Work out an estimate for the number of people the cinema can hold, by rounding each number to 1 significant figure.

15.Grace buys three items costing £9.95, £19.90 and £4.99. Work out an estimate for the total cost, by rounding each price to the nearest pound.