Printable · GCSE Foundation · ages 14-16
Number worksheet — GCSE Foundation
Fifteen questions across the number statements at Foundation tier. Choose the non-calculator filter to rehearse Paper 1, which counts for a third of the marks.
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Number worksheet — GCSE Foundation
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- 1.Round 0.006482 to 2 significant figures.
- 2.Using only 20p coins and 10p coins, and at least one of each, work out how many different ways there are to make exactly 60p. List the possibilities systematically.
- 3.A recipe states that a cake needs 200 g of flour, correct to the nearest 25 g. Work out the smallest possible mass of flour, in grams, that could actually be used.
- 4.A cube-shaped storage tank has a volume of 15,625 cubic centimetres. Work out the length of one edge of the tank.
- 5.A carton of orange juice holds 1.35 litres. Ruby pours the juice equally into 4 identical glasses. Work out how much juice is in each glass, giving your answer as a fraction of a litre in its simplest form.
- 6.A restaurant adds a service charge of 15% to a bill of £120. Work out the service charge.
- 7.After a price increase of 10%, a laptop costs £330. Work out the original price.
- 8.Work out (3 × 10²) × (2 × 10⁵). Give your answer in standard form.
- 9.A digital timer truncates every time to 1 decimal place. It shows a swimmer's time for one length as 12.3 seconds. Using t for the swimmer's actual time in seconds, write down the error interval for t.
- 10.In a science experiment, the temperature of a liquid is recorded as 18.6 °C, correct to the nearest 0.2 °C. Write down the error interval for the actual temperature, T °C.
- 11.Work out (8 × 10⁻⁵) × (5 × 10³). Give your answer in standard form.
- 12.A jumper is reduced by 15% in a sale to a price of £42.50. Work out the original price.
- 13.The distance from the Earth to the Moon is 384,000 km. Write this distance in standard form, in kilometres.
- 14.Which of these numbers rounds to 0.048 when rounded to 2 significant figures?
- 15.A recipe uses 0.625 kg of flour. Write this mass as a fraction of a kilogram, in its simplest form.
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