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7th Grade Order of Operations (PEMDAS) Worksheet — Level 3 — Practice Set 4 — 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 4 — Answers

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

1.28 − 24 ÷ 3

Answer: 20

  1. Divide first: 24 ÷ 3 = 8
  2. 28 − 8 = 20
2.34 − 4 ÷ 2

Answer: 32

  1. Divide first: 4 ÷ 2 = 2
  2. 34 − 2 = 32
3.82 + 9 × (6 − 4)

Answer: 82

  1. Parentheses: 6 − 4 = 2
  2. Exponent: 82 = 64
  3. Multiply: 9 × 2 = 18
  4. 64 + 18 = 82
4.5 × 3 − 3 × 5

Answer: 0

  1. 5 × 3 = 15 and 3 × 5 = 15
  2. 15 − 15 = 0
5.74 − 8 ÷ 4

Answer: 72

  1. Divide first: 8 ÷ 4 = 2
  2. 74 − 2 = 72
6.92 + 9 × (4 − 3)

Answer: 90

  1. Parentheses: 4 − 3 = 1
  2. Exponent: 92 = 81
  3. Multiply: 9 × 1 = 9
  4. 81 + 9 = 90
7.23 − 40 ÷ 5

Answer: 15

  1. Divide first: 40 ÷ 5 = 8
  2. 23 − 8 = 15
8.62 + 3 × (5 − 4)

Answer: 39

  1. Parentheses: 5 − 4 = 1
  2. Exponent: 62 = 36
  3. Multiply: 3 × 1 = 3
  4. 36 + 3 = 39
9.22 + 5 × (7 − 4)

Answer: 19

  1. Parentheses: 7 − 4 = 3
  2. Exponent: 22 = 4
  3. Multiply: 5 × 3 = 15
  4. 4 + 15 = 19
10.(6 + 4)2 ÷ 10

Answer: 10

  1. Parentheses: 6 + 4 = 10
  2. Exponent: 102 = 100
  3. 100 ÷ 10 = 10
11.(7 + 5)2 ÷ 12

Answer: 12

  1. Parentheses: 7 + 5 = 12
  2. Exponent: 122 = 144
  3. 144 ÷ 12 = 12
12.8 × 8 − 4 × 2

Answer: 56

  1. 8 × 8 = 64 and 4 × 2 = 8
  2. 64 − 8 = 56
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