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7th Grade Order of Operations (PEMDAS) Worksheet — Level 3 — Practice Set 2 — Answers

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

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Success TutoringWorksheetsAnswer sheet7th Grade · Mathematics · Order of Operations

7th Grade Order of Operations (PEMDAS) Worksheet — Level 3 — Practice Set 2 — Answers

Parentheses, then Exponents, then Multiplication/Division (left to right), then Addition/Subtraction (left to right).

1.17 − 4 ÷ 2

Answer: 15

  1. Divide first: 4 ÷ 2 = 2
  2. 17 − 2 = 15
2.42 + 8 × (8 − 5)

Answer: 40

  1. Parentheses: 8 − 5 = 3
  2. Exponent: 42 = 16
  3. Multiply: 8 × 3 = 24
  4. 16 + 24 = 40
3.(7 + 9)2 ÷ 16

Answer: 16

  1. Parentheses: 7 + 9 = 16
  2. Exponent: 162 = 256
  3. 256 ÷ 16 = 16
4.29 − 12 ÷ 3

Answer: 25

  1. Divide first: 12 ÷ 3 = 4
  2. 29 − 4 = 25
5.(2 + 2)2 ÷ 4

Answer: 4

  1. Parentheses: 2 + 2 = 4
  2. Exponent: 42 = 16
  3. 16 ÷ 4 = 4
6.6 × 3 − 3 × 5

Answer: 3

  1. 6 × 3 = 18 and 3 × 5 = 15
  2. 18 − 15 = 3
7.2 × 2 − 4 × 3

Answer: −8

  1. 2 × 2 = 4 and 4 × 3 = 12
  2. 4 − 12 = −8
8.9 × 7 − 7 × 3

Answer: 42

  1. 9 × 7 = 63 and 7 × 3 = 21
  2. 63 − 21 = 42
9.2 × 7 − 8 × 3

Answer: −10

  1. 2 × 7 = 14 and 8 × 3 = 24
  2. 14 − 24 = −10
10.8 × 9 − 5 × 3

Answer: 57

  1. 8 × 9 = 72 and 5 × 3 = 15
  2. 72 − 15 = 57
11.(3 + 9)2 ÷ 12

Answer: 12

  1. Parentheses: 3 + 9 = 12
  2. Exponent: 122 = 144
  3. 144 ÷ 12 = 12
12.2 × 6 − 2 × 2

Answer: 8

  1. 2 × 6 = 12 and 2 × 2 = 4
  2. 12 − 4 = 8
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