Number worksheet — GCSE Foundation

1.Write the fraction 3/4 as a decimal.

2.A cake recipe needs 3/4 of a kilogram of sugar. Aisha wants to make half the recipe. Work out how much sugar she needs, giving your answer as a fraction of a kilogram in its simplest form.

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

4.A shortbread recipe uses flour and butter in the ratio 5 : 2. Yuki changes the recipe by doubling the amount of butter but keeping the amount of flour the same. Work out the fraction of the new mixture that is butter.

5.A plumber charges a call-out fee of £45 and then £28 for each hour she works. She is at a house from 09:15 until 12:45. Work out the total charge.

6.Work out 1/2 of 1/4 of 80.

7.Four weather stations each recorded their lowest overnight temperature. Which of these readings is the lowest?

8.A recipe uses 0.625 kg of flour. Write this mass as a fraction of a kilogram, in its simplest form.

9.Which of these statements about −0.7 and −0.25 is true?

10.In a school long jump competition Priya's jump is recorded as 3.8 m and Nadia's jump is recorded as 3.9 m, each correct to the nearest 0.1 m. Priya says she may have jumped further than Nadia. Decide whether Priya is right, and give a reason for your answer.

11.A cinema has 21 rows of seats with 29 seats in each row. Work out an estimate for the number of people the cinema can hold, by rounding each number to 1 significant figure.

12.Four students work out 6 + 2 × 3. Which student has worked it out correctly?

13.A number, y, is equal to 8.2 when rounded to 1 decimal place. Write down the error interval for y.

14.Write down the fraction, in its simplest form, that is equal to 0.6

15.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.