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BIDMAS practice questions with answers

Foundation · Grade 1 · Non-calculator

A second set of BIDMAS questions for GCSE Maths. They are different from the ones on the topic page, so work through both. Try each question, then open the answer to check your working.

More questions

Question 1 Easy

Work out (6 + 4) × 2.

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Answer: 20

  1. 6 + 4 = 10.
  2. 10 × 2 = 20.
  • Method (1): 6 + 4 = 10.
  • Accuracy (1): Answer 20

Question 2 Easy

Work out 18 ÷ 3 + 1.

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Answer: 7

  1. 18 ÷ 3 = 6.
  2. 6 + 1 = 7.
  • Method (1): 18 ÷ 3 = 6.
  • Accuracy (1): Answer 7

Question 3 Medium

Work out 3 × 2².

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Answer: 12

  1. 2² = 4.
  2. 3 × 4 = 12.
  • Method (1): 2² = 4.
  • Accuracy (1): Answer 12

Question 4 Medium

Work out (8 − 2) ÷ 3.

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Answer: 2

  1. 8 − 2 = 6.
  2. 6 ÷ 3 = 2.
  • Method (1): 8 − 2 = 6.
  • Accuracy (1): Answer 2

Question 5 Hard

Work out 5² − 3 × 4.

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Answer: 13

  1. 5² = 25 and 3 × 4 = 12.
  2. 25 − 12 = 13.
  • Method (1): 5² = 25 and 3 × 4 = 12.
  • Accuracy (1): Answer 13

Question 6 Hard

Work out 100 ÷ (4 + 6) × 3.

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Answer: 30

  1. 4 + 6 = 10.
  2. 100 ÷ 10 = 10, then 10 × 3 = 30.
  • Method (1): 4 + 6 = 10.
  • Accuracy (1): Answer 30

Exam-style question

A longer question with marks, in the style of a written paper. This is a Yumio practice question, not a past paper question.

Exam-style question 12 marks

Work out 45 ÷ 9 × 2.

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Answer: 10

  1. 45 ÷ 9 = 5.
  2. 5 × 2 = 10.
  • Method (1): Divides first, left to right
  • Accuracy (1): Answer 10

Quick checks

Short one-step questions. Pick an option before you open the answer.

Check 1

Which operation is done first in 9 − 2 × 3?

  1. Multiplication
  2. Subtraction
  3. They are equal
Show answer

Multiplication Multiplication beats subtraction.

Check 2

Work out 10 − 2 × 3.

  1. 4
  2. 24
  3. 16
Show answer

4 2 × 3 = 6, then 10 − 6 = 4.

Check 3

Work out (10 − 2) × 3.

  1. 24
  2. 4
  3. 16
Show answer

24 The bracket is 8, then 8 × 3 = 24.

Check 4

Work out 8 ÷ 2 × 4.

  1. 16
  2. 1
  3. 8
Show answer

16 Left to right: 4 × 4 = 16.

Check 5

Work out 3 × 5 + 1.

  1. 16
  2. 18
  3. 9
Show answer

16 15 + 1 = 16.

Check 6

Work out 2³.

  1. 8
  2. 6
  3. 9
Show answer

8 2 × 2 × 2 = 8. Indices come before other operations when they are present.

Check 7

Brackets are done

  1. first
  2. last
  3. only if they contain a times
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first A bracket is the first job.

Check 8

Work out 15 − 5 + 2.

  1. 12
  2. 8
  3. 18
Show answer

12 Left to right: 10 + 2 = 12.

Check 9

Work out 4 × 2 + 4 × 2.

  1. 16
  2. 32
  3. 12
Show answer

16 Two products of 8, then add them.

Check 10

Work out 36 ÷ 6 ÷ 2.

  1. 3
  2. 12
  3. 9
Show answer

3 Left to right: 6 ÷ 2 = 3.

Check 11

Work out 1 + 2².

  1. 5
  2. 9
  3. 6
Show answer

5 The square is 4, then add 1.

Check 12

Work out (1 + 2)².

  1. 9
  2. 5
  3. 7
Show answer

9 The bracket is 3, and 3² = 9.

Check 13

Division and multiplication are

  1. the same level
  2. always division first
  3. always multiplication first
Show answer

the same level They run left to right.

Check 14

Work out 50 − 6 × 5.

  1. 20
  2. 220
  3. 44
Show answer

20 Multiply first: 6 × 5 = 30, then 50 − 30 = 20.

Check 15

Work out 7 × (2 + 1).

  1. 21
  2. 15
  3. 10
Show answer

21 The bracket is 3, then 7 × 3 = 21.

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