Number worksheet — GCSE Foundation

1.Work out (−2/5) × (−10/3). Give your answer as a fraction in its simplest form.

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

3.A weather app records the temperature at three points in one day: 6 °C at noon, −2 °C at midnight, and −7 °C just before dawn. Work out the difference between the highest and lowest of these three temperatures.

4.A tin of beans has a mass of 650 g. A bag of rice has a mass of 1.35 kg. Work out the total mass, in kilograms.

5.Work out ⁴√16

6.Write the fraction 47/50 as a decimal.

7.3.4 × 10⁵ is written as an ordinary number. Work out this number.

8.A florist has 60 red roses and 84 white roses. She wants to make identical bunches using all the flowers, with the greatest possible number of bunches. Work out how many red roses will be in each bunch.

9.Simplify 5⁻² × 5⁴, giving your answer as a single power of 5.

10.A pizza is cut into 12 equal slices. Ben eats 5 slices and Mia eats 3 slices. What fraction of the pizza is left, giving your answer in its simplest form?

11.A gardener has 42 tulip bulbs and 56 daffodil bulbs. She plants them in rows, with every row containing the same number of tulip bulbs and the same number of daffodil bulbs, and no bulbs left over. Work out the greatest number of rows she can plant.

12.Write down the symbol that makes this statement true: −2/3 ___ −5/6

13.Two-digit numbers are formed using the digits 2, 5, 7 and 8, and each digit may be used only once in a number. Work out how many of these two-digit numbers are even.

14.A box holds 140 pens. 25% of the pens are red. Work out how many of the pens are red.

15.4ˣ = 64. Work out the value of x.