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.
Number worksheet — GCSE Foundation
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- 1.A number, y, is equal to 8.2 when rounded to 1 decimal place. Write down the error interval for y.
- 2.A minibus can carry 16 passengers. A school is taking 179 pupils on a trip. By rounding 179 to the nearest 10, work out an estimate for the number of minibuses needed, given that the school cannot hire part of a minibus.
- 3.Simplify 5⁻² × 5⁴, giving your answer as a single power of 5.
- 4.Four friends share a restaurant bill of £53.90 equally. A calculator gives each share as 13.475. Work out how much each friend should pay.
- 5.Grace drinks 1/3 of a bottle of water in the morning and another 1/3 of the same bottle in the afternoon. Work out what fraction of the bottle she has drunk altogether.
- 6.A speed camera measures a car's speed as 34 mph, correct to the nearest mph. Work out the smallest possible actual speed of the car, in mph.
- 7.A garden has flowers, herbs and vegetables in the ratio 2 : 3 : 4. What fraction of the garden is not vegetables?
- 8.Work out an estimate for 37 × 84, by rounding each number to 1 significant figure.
- 9.Work out 0.6 × 0.04.
- 10.Work out 2/5 + 1/4, giving your answer in its simplest form.
- 11.Round 24,681 to the nearest 1,000.
- 12.In the number 3.472, work out the value of the digit 7.
- 13.A supermarket sells apples at £1.85 per kg. Anna buys 3.6 kg of apples. Estimate the cost by rounding each number to 1 significant figure before multiplying. Work out Anna's estimate.
- 14.In standard form, 2,000 is written as 2 × 10ⁿ. Write down the value of n.
- 15.A number, x, is truncated (not rounded) to 1 decimal place and the result is 6.2. Write down the error interval for x.
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