Number worksheet — GCSE Foundation

1.A restaurant offers a lunch deal of one starter from 5 options, one main from 6 options and one dessert from 3 options. Work out how many different lunch deals are possible.

2.A tank contains 120 litres of water. Water is drained out at a rate of 8 litres per minute for 6 minutes, and then a hose adds 15 litres. Work out how much water is left in the tank.

3.3/5 of the students in a year group walk to school. 90 students walk to school. Work out the total number of students in the year group.

4.A fruit bowl contains apples, pears and plums in the ratio 3 : 4 : 5. What fraction of the fruit are not plums?

5.Work out (−3) × 4 + 10

6.A jug holds 3 1/3 litres of juice. Each glass holds 2/3 of a litre. Work out how many glasses can be filled from the jug.

7.Work out 3/8 of 96.

8.Write 12 as a product of its prime factors.

9.Work out the lowest common multiple of 9 and 15.

10.A restaurant adds a service charge of 15% to a bill of £120. Work out the service charge.

11.Write 0.06 as a fraction in its simplest form.

12.A circle has a radius of 3 cm. Which of these is the exact area of the circle?

13.Round 0.006482 to 2 significant figures.

14.Work out an estimate for 113 + 491, by rounding each number to the nearest 100.

15.Ava measures a metal rod and records its length as 15 cm, correct to the nearest centimetre. Ben measures the same rod and records its length as 14.8 cm, correct to the nearest 0.1 cm. Decide whether both records can be correct, and give a reason for your answer.