Printable · GCSE Higher · ages 14-16
Inverse operations and priority of operations worksheet — GCSE Higher
Fifteen questions on "inverse operations and priority of operations" — DfE statement N3. Print it, or print three versions so neighbours cannot copy by letter; the key gives the letter for each version.
Inverse operations and priority of operations worksheet — GCSE Higher
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- 1.A number is divided by 5, then 6 is subtracted, giving the result −1. Work out the number.
- 2.A shop buys boxes of pens for £4 each. It sells each box on to a school for £3 more than it paid, and charges an extra £2 delivery fee for the whole order. A school orders 5 boxes. Work out the total cost of the order.
- 3.A number is multiplied by 4, then 8 is added, giving the result 40. Work out the number.
- 4.Work out √25 + 4² − 12 ÷ 3
- 5.Work out √144 − 2 × 3 + √25
- 6.Work out 3 × (−2)² − 5
- 7.Find the missing number: ▢ ÷ 15 = 24
- 8.Work out (−36) ÷ (−6) × 2
- 9.Grace works out 7 × 99 by writing 99 as 100 − 1. Use her method to work out 7 × 99.
- 10.Work out (−2)³ + (−3)² − (−4)
- 11.Work out (−2)² − 3
- 12.Insert one pair of brackets into 2 + 3 × 5 − 1 so that the calculation is equal to 24. Which calculation is correct?
- 13.Work out ((−3) + 5) × (−4) − (−6) ÷ 2
- 14.Work out 36 ÷ (2 × 3)
- 15.Find the missing number: 17 × ▢ = 391
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