Number worksheet — GCSE Foundation

1.Which of these units would be most appropriate to use when stating the mass of a small car?

2.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.

3.Write these three numbers in order, starting with the smallest: 3/5, 0.55, 58%

4.Which statement about the number 91 is correct?

5.A recipe uses 160 g of flour. Sam wants to increase the amount by 1/4. Work out the new amount of flour.

6.A concert hall has 300 seats. 20% of the seats are in the balcony. Work out how many of the seats are in the balcony.

7.A square petri dish has an area of 121 mm². A scientist wants to know its side length. Work out the side length of the dish.

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

9.Work out ⁴√16

10.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.

11.Work out 1 − 1/2 − 1/4 − 1/8 − 1/16. Give your answer as a fraction.

12.A café offers sandwiches with one filling from 5 choices and one type of bread from 4 choices. Cheese and mustard, which is one of the 5 fillings, is not available on gluten-free bread, which is one of the 4 breads. Work out how many different sandwiches are possible.

13.Write 0.35 as a fraction in its lowest terms.

14.A tin of paint has a mass of 5.672 kg. Round this mass to 1 decimal place.

15.Amelia has 49 boxes of apples with 21 apples in each box. Work out an estimate for the total number of apples, by rounding each number to 1 significant figure.