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 20 − 8 ÷ 2 + 1
(a)16
(b)15
(c)7
(d)17
2.Work out (−2)³ + (−3)² − (−4)
(a)5
(b)−13
(c)−3
(d)21
3.Work out the reciprocal of (2 + 3)
(a)1/5
(b)5/6
(c)5
(d)−1/5
4.Work out 3 + 4 × 2²
(a)28
(b)67
(c)196
(d)19
5.Work out √144 − 2 × 3 + √25
(a)35
(b)11
(c)1
(d)7
6.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)
7.Write down the reciprocal of 5/8
(a)−8/5
(b)8/5
(c)5/8
(d)3/8
8.Work out 36 ÷ (2 × 3)
(a)216
(b)54
(c)6
(d)18
9.Find the missing number: ▢ ÷ 15 = 24
(a)360
(b)39
(c)9
(d)1.6
10.Work out (−6) + (−4) × 3
(a)−30
(b)−18
(c)18
(d)6
11.Work out 5 + 3 × (9 − 6)
(a)14
(b)24
(c)9
(d)26
12.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
13.Find the missing number: 17 × ▢ = 391
(a)23
(b)374
(c)17
(d)6647
14.Work out (−3) × 4 + 10
(a)−42
(b)−2
(c)−22
(d)22
15.Work out 18 − 4 × 2
(a)12
(b)−10
(c)10
(d)28

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