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Year 7 Order of Operations (BODMAS) Worksheet — Level 3 — Practice Set 2 — Answers

Answer sheet with worked solutions for the Year 7 order of operations worksheet.

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Success TutoringWorksheetsAnswer sheetYear 7 · Mathematics · Order of Operations

Year 7 Order of Operations (BODMAS) Worksheet — Level 3 — Practice Set 2 — Answers

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

1.9 × 4 − 3 × 5

Answer: 21

  1. 9 × 4 = 36 and 3 × 5 = 15
  2. 36 − 15 = 21
2.32 + 4 × (7 − 2)

Answer: 29

  1. Brackets: 7 − 2 = 5
  2. Index: 32 = 9
  3. Multiply: 4 × 5 = 20
  4. 9 + 20 = 29
3.7 × 5 − 4 × 4

Answer: 19

  1. 7 × 5 = 35 and 4 × 4 = 16
  2. 35 − 16 = 19
4.(3 + 5)2 ÷ 8

Answer: 8

  1. Brackets: 3 + 5 = 8
  2. Index: 82 = 64
  3. 64 ÷ 8 = 8
5.(8 + 9)2 ÷ 17

Answer: 17

  1. Brackets: 8 + 9 = 17
  2. Index: 172 = 289
  3. 289 ÷ 17 = 17
6.(7 + 2)2 ÷ 9

Answer: 9

  1. Brackets: 7 + 2 = 9
  2. Index: 92 = 81
  3. 81 ÷ 9 = 9
7.52 + 4 × (7 − 3)

Answer: 41

  1. Brackets: 7 − 3 = 4
  2. Index: 52 = 25
  3. Multiply: 4 × 4 = 16
  4. 25 + 16 = 41
8.(9 + 9)2 ÷ 18

Answer: 18

  1. Brackets: 9 + 9 = 18
  2. Index: 182 = 324
  3. 324 ÷ 18 = 18
9.(6 + 9)2 ÷ 15

Answer: 15

  1. Brackets: 6 + 9 = 15
  2. Index: 152 = 225
  3. 225 ÷ 15 = 15
10.(6 + 6)2 ÷ 12

Answer: 12

  1. Brackets: 6 + 6 = 12
  2. Index: 122 = 144
  3. 144 ÷ 12 = 12
11.(7 + 9)2 ÷ 16

Answer: 16

  1. Brackets: 7 + 9 = 16
  2. Index: 162 = 256
  3. 256 ÷ 16 = 16
12.4 × 3 − 7 × 4

Answer: −16

  1. 4 × 3 = 12 and 7 × 4 = 28
  2. 12 − 28 = −16
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