Printable · GCSE Foundation · ages 14-16

Inverse operations and priority of operations worksheet — GCSE Foundation

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.

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Inverse operations and priority of operations worksheet — GCSE Foundation

Maths · GCSE Foundation · N3 · Inverse operations and priority of operations · Non-calculator · 15 questions

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1.A number is divided by 5, then 6 is subtracted, giving the result −1. Work out the number.
(a)25
(b)−5
(c)1
(d)−35
2.Work out the reciprocal of (2 + 3)
(a)1/5
(b)5/6
(c)5
(d)−1/5
3.Work out 5 + 3 × (9 − 6)
(a)14
(b)24
(c)9
(d)26
4.Work out 100 − 4 × 5²
(a)0
(b)2400
(c)60
(d)−300
5.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.
(a)£45
(b)£37
(c)£25
(d)£22
6.Write down the reciprocal of 0.2
(a)−0.2
(b)0.8
(c)5
(d)0.5
7.Work out (5 + 2) × 3²
(a)147
(b)63
(c)23
(d)441
8.Work out (−3) × 4 + 2 × (−5)
(a)−22
(b)50
(c)−2
(d)22
9.Work out (−2)² − 3
(a)−7
(b)1
(c)25
(d)−1
10.Work out the value of √(16 + 9)
(a)5
(b)12
(c)7
(d)−5
11.Work out √25 + 4² − 12 ÷ 3
(a)9
(b)17
(c)3
(d)37
12.Work out ((−3) + 5) × (−4) − (−6) ÷ 2
(a)−11
(b)−1
(c)−5
(d)11
13.A number is multiplied by 4, then 8 is added, giving the result 40. Work out the number.
(a)8
(b)128
(c)2
(d)12
14.Write down the reciprocal of 5/8
(a)−8/5
(b)8/5
(c)5/8
(d)3/8
15.Work out (−3) × 4 + 10
(a)−42
(b)−2
(c)−22
(d)22

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