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.

Non-calculator

VersionsA only A + B A + B + Csame questions, different order

AnswersQuestions only With answer key Key only

CalculatorMixed Non-calculator (Paper 1)Calculator (Papers 2 and 3)

New sheet

Inverse operations and priority of operations worksheet — GCSE Foundation

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

MathsUKwww.geekhero.co.uk

1.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)
2.Work out 18 − 4 × 2
(a)12
(b)−10
(c)10
(d)28
3.Work out √25 + 4² − 12 ÷ 3
(a)9
(b)17
(c)3
(d)37
4.Find the missing number: ▢ ÷ 15 = 24
(a)360
(b)39
(c)9
(d)1.6
5.Write down the reciprocal of 0.2
(a)−0.2
(b)0.8
(c)5
(d)0.5
6.Work out (−36) ÷ (−6) × 2
(a)3
(b)6
(c)12
(d)−12
7.Work out the reciprocal of (2 + 3)
(a)1/5
(b)5/6
(c)5
(d)−1/5
8.Work out (−3) × 4 + 2 × (−5)
(a)−22
(b)50
(c)−2
(d)22
9.Work out 3 + 4 × 2²
(a)28
(b)67
(c)196
(d)19
10.Work out 100 − 4 × 5²
(a)0
(b)2400
(c)60
(d)−300
11.Work out (−3) × 4 + 10
(a)−42
(b)−2
(c)−22
(d)22
12.Work out 20 − 8 ÷ 2 + 1
(a)16
(b)15
(c)7
(d)17
13.Work out the value of √(16 + 9)
(a)5
(b)12
(c)7
(d)−5
14.Find the missing number: 17 × ▢ = 391
(a)23
(b)374
(c)17
(d)6647
15.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

Build your own mix at the worksheet builder.