Number worksheet — GCSE Foundation

1.Work out (−2)² − 3

2.Write the fraction 9/25 as a decimal.

3.Work out (4 × 10³) × (3 × 10¹). Give your answer in standard form.

4.A country has an area of 25,000,000 hectares. Write this area in standard form.

5.Grace buys three items costing £9.95, £19.90 and £4.99. Work out an estimate for the total cost, by rounding each price to the nearest pound.

6.A charity raffle sells 240 tickets at £1.85 each. 40% of the money raised is given to a local hospital. Work out how much money the hospital receives.

7.A café sells ice cream in three flavours: vanilla, mango and pistachio. Isla buys a cone with two scoops, using two different flavours, one for the bottom scoop and one for the top scoop. Work out how many different cones she could buy.

8.A jar of jam costs £2.35. Tom buys 3 jars. He says the total cost is more than £7. Work out the exact total cost, and state whether Tom's claim is correct.

9.Work out an estimate for 8,900 ÷ 29, by rounding each number to 1 significant figure.

10.A gym increases its membership price by 1/5. The original price is £60. Work out the new price.

11.The attendance at a football match is 23,000, correct to the nearest thousand. Which of these attendances is not possible for the match?

12.Sam compares 0.6 and 5/8 by comparing the digit 6 with the digit 5, and says that 0.6 is the larger number. Convert 5/8 to a decimal to find the correct larger value.

13.A number is multiplied by 4, then 8 is added, giving the result 40. Work out the number.

14.Write these three numbers in order, starting with the smallest: 7/20, 0.3, 32%

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