Number worksheet — GCSE Foundation

1.Write down the reciprocal of 0.2

2.Work out (−6) + (−4) × 3

3.Write down the symbol that makes this statement true: −9 ___ −4

4.Maya buys 4 plants at £3.20 each and a bag of compost for £6.75. She pays with a £20 note. Work out her change.

5.Sam compares 0.6 and 5/8 by comparing the digit 6 with the digit 5, and says that 0.6 is the larger number. Convert 5/8 to a decimal to find the correct larger value.

6.A measuring jug shows a volume of 340 ml, correct to the nearest 20 ml. Work out the smallest possible volume in the jug.

7.A car manufacturer offers a car in 6 colours and 4 trim levels. Two colour-and-trim combinations are not available: red with sport trim, and white with sport trim. Work out how many different colour-and-trim combinations are available.

8.Simplify x⁶ ÷ x²

9.Chloe wants to work out 3 1/4 − 1 2/3. She converts both mixed numbers to twelfths, then subtracts the whole numbers and the fraction parts separately, without checking whether she needs to exchange first. Work out the correct value of 3 1/4 − 1 2/3, giving your answer as a mixed number in its simplest form.

10.A number line runs from 0 to 1 and is divided into 4 equal parts. Which mark on the line represents 1/4?

11.Work out an estimate for 397 ÷ 21, by rounding each number to 1 significant figure.

12.Work out √49

13.Work out (−3) × 4 + 2 × (−5)

14.Which of these numbers rounds to 0.048 when rounded to 2 significant figures?

15.A window display has red baubles, gold baubles and green baubles in the ratio 4 : 5 : 6. What fraction of the baubles are not green?