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Year 8 Order of Operations (BODMAS) Worksheet — Level 3 — Practice Set 3 — Answers

Answer sheet with worked solutions for the Year 8 order of operations worksheet.

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Success TutoringWorksheetsAnswer sheetYear 8 · Mathematics · Order of Operations

Year 8 Order of Operations (BODMAS) Worksheet — Level 3 — Practice Set 3 — Answers

Brackets, then Orders (indices), then Division/Multiplication (left to right), then Addition/Subtraction (left to right).

1.69 − 18 ÷ 3

Answer: 63

  1. Divide first: 18 ÷ 3 = 6
  2. 69 − 6 = 63
2.2 × 6 − 3 × 3

Answer: 3

  1. 2 × 6 = 12 and 3 × 3 = 9
  2. 12 − 9 = 3
3.45 − 6 ÷ 2

Answer: 42

  1. Divide first: 6 ÷ 2 = 3
  2. 45 − 3 = 42
4.42 + 4 × (6 − 5)

Answer: 20

  1. Brackets: 6 − 5 = 1
  2. Index: 42 = 16
  3. Multiply: 4 × 1 = 4
  4. 16 + 4 = 20
5.5 × 9 − 5 × 4

Answer: 25

  1. 5 × 9 = 45 and 5 × 4 = 20
  2. 45 − 20 = 25
6.(7 + 6)2 ÷ 13

Answer: 13

  1. Brackets: 7 + 6 = 13
  2. Index: 132 = 169
  3. 169 ÷ 13 = 13
7.92 + 8 × (5 − 3)

Answer: 97

  1. Brackets: 5 − 3 = 2
  2. Index: 92 = 81
  3. Multiply: 8 × 2 = 16
  4. 81 + 16 = 97
8.32 + 4 × (9 − 4)

Answer: 29

  1. Brackets: 9 − 4 = 5
  2. Index: 32 = 9
  3. Multiply: 4 × 5 = 20
  4. 9 + 20 = 29
9.(4 + 3)2 ÷ 7

Answer: 7

  1. Brackets: 4 + 3 = 7
  2. Index: 72 = 49
  3. 49 ÷ 7 = 7
10.(7 + 9)2 ÷ 16

Answer: 16

  1. Brackets: 7 + 9 = 16
  2. Index: 162 = 256
  3. 256 ÷ 16 = 16
11.92 + 3 × (4 − 3)

Answer: 84

  1. Brackets: 4 − 3 = 1
  2. Index: 92 = 81
  3. Multiply: 3 × 1 = 3
  4. 81 + 3 = 84
12.(2 + 2)2 ÷ 4

Answer: 4

  1. Brackets: 2 + 2 = 4
  2. Index: 42 = 16
  3. 16 ÷ 4 = 4
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