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.Work out (−6) + (−4) × 3
(a)−30
(b)−18
(c)18
(d)6
2.Find the missing number: ▢ ÷ 15 = 24
(a)360
(b)39
(c)9
(d)1.6
3.Work out √144 − 2 × 3 + √25
(a)35
(b)11
(c)1
(d)7
4.Work out √25 + 4² − 12 ÷ 3
(a)9
(b)17
(c)3
(d)37
5.Work out (5 + 2) × 3²
(a)147
(b)63
(c)23
(d)441
6.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
7.Work out 3 × (−2)² − 5
(a)7
(b)−3
(c)31
(d)−17
8.Work out 20 − 8 ÷ 2 + 1
(a)16
(b)15
(c)7
(d)17
9.Work out 3 + 4 × 2²
(a)28
(b)67
(c)196
(d)19
10.Write down the reciprocal of 5/8
(a)−8/5
(b)8/5
(c)5/8
(d)3/8
11.Work out (−3) × 4 + 10
(a)−42
(b)−2
(c)−22
(d)22
12.Work out the value of √(16 + 9)
(a)5
(b)12
(c)7
(d)−5
13.Work out 5 + 3 × (9 − 6)
(a)14
(b)24
(c)9
(d)26
14.Insert one pair of brackets into 2 + 3 × 5 − 1 so that the calculation is equal to 24. Which calculation is correct?
(a)(2 + 3 × 5) − 1
(b)(2 + 3) × 5 − 1
(c)2 + 3 × (5 − 1)
(d)(2 + 3) × (5 − 1)
15.Work out 18 − 4 × 2
(a)12
(b)−10
(c)10
(d)28

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