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 · 15 questions

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1.Work out (−36) ÷ (−6) × 2
(a)3
(b)6
(c)12
(d)−12
2.Work out (−2)² − 3
(a)−7
(b)1
(c)25
(d)−1
3.Work out (−3) × 4 + 2 × (−5)
(a)−22
(b)50
(c)−2
(d)22
4.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
5.Work out 5 + 3 × (9 − 6)
(a)14
(b)24
(c)9
(d)26
6.Work out (−2)³ + (−3)² − (−4)
(a)5
(b)−13
(c)−3
(d)21
7.Work out 36 ÷ (2 × 3)
(a)216
(b)54
(c)6
(d)18
8.Grace works out 7 × 99 by writing 99 as 100 − 1. Use her method to work out 7 × 99.
(a)707
(b)700
(c)693
(d)699
9.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
10.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
11.Work out 20 − 8 ÷ 2 + 1
(a)16
(b)15
(c)7
(d)17
12.Find the missing number: 17 × ▢ = 391
(a)23
(b)374
(c)17
(d)6647
13.Find the missing number: ▢ ÷ 15 = 24
(a)360
(b)39
(c)9
(d)1.6
14.Work out ((−3) + 5) × (−4) − (−6) ÷ 2
(a)−11
(b)−1
(c)−5
(d)11
15.Write down the reciprocal of 0.2
(a)−0.2
(b)0.8
(c)5
(d)0.5

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