Order of operations Worksheets-Addition,Subtraction,Multiplication ... - Free Printable

Sure! Let’s solve each problem step-by-step using the Order of Operations (PEMDAS):

> Parentheses
> Exponents
> Multiplication / Division (left to right)
> Addition / Subtraction (left to right)

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① 9 × (7 + 14 - 11) - 6

- Inside parentheses: 7 + 14 = 21 → 21 - 11 = 10
- Multiply: 9 × 10 = 90
- Subtract: 90 - 6 = 84

✔ Answer: 84

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② 15 × (9 + 14) - 12 + 24

- Parentheses: 9 + 14 = 23
- Multiply: 15 × 23 = 345
- Left to right: 345 - 12 = 333 → 333 + 24 = 357

✔ Answer: 357

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③ 40 - 13 + 14 × (8 - 2)

- Parentheses: 8 - 2 = 6
- Multiply: 14 × 6 = 84
- Left to right: 40 - 13 = 27 → 27 + 84 = 111

✔ Answer: 111

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④ (18 - 4) × 9 - (5 + 2)

- Parentheses: 18 - 4 = 14, 5 + 2 = 7
- Multiply: 14 × 9 = 126
- Subtract: 126 - 7 = 119

✔ Answer: 119

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⑤ 25 - 9 × (15 - 8 + 4)

- Parentheses: 15 - 8 = 7 → 7 + 4 = 11
- Multiply: 9 × 11 = 99
- Subtract: 25 - 99 = -74

✔ Answer: -74

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⑥ 41 - (10 + 14) × (8 - 9)

- Parentheses: 10 + 14 = 24, 8 - 9 = -1
- Multiply: 24 × (-1) = -24
- Subtract: 41 - (-24) = 41 + 24 = 65

✔ Answer: 65

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⑦ 70 - 16 × (7 - 3 + 1)

- Parentheses: 7 - 3 = 4 → 4 + 1 = 5
- Multiply: 16 × 5 = 80
- Subtract: 70 - 80 = -10

✔ Answer: -10

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⑧ 55 - 2 × 3 × (10 - 2)

- Parentheses: 10 - 2 = 8
- Multiply left to right: 2 × 3 = 6 → 6 × 8 = 48
- Subtract: 55 - 48 = 7

✔ Answer: 7

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⑨ 36 + 12 - 9 × (9 × 3)

- Parentheses: 9 × 3 = 27
- Multiply: 9 × 27 = 243
- Left to right: 36 + 12 = 48 → 48 - 243 = -195

✔ Answer: -195

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⑩ 38 × (2 + 20) - (5 + 2)

- Parentheses: 2 + 20 = 22, 5 + 2 = 7
- Multiply: 38 × 22 = 836
- Subtract: 836 - 7 = 829

✔ Answer: 829

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⑪ 26 × (13 + 2 - 7 - 4)

- Parentheses: 13 + 2 = 15 → 15 - 7 = 8 → 8 - 4 = 4
- Multiply: 26 × 4 = 104

✔ Answer: 104

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⑫ 62 - 18 + 14 × (11 - 5)

- Parentheses: 11 - 5 = 6
- Multiply: 14 × 6 = 84
- Left to right: 62 - 18 = 44 → 44 + 84 = 128

✔ Answer: 128

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⑬ 25 - 18 × (6 + 2 - 8)

- Parentheses: 6 + 2 = 8 → 8 - 8 = 0
- Multiply: 18 × 0 = 0
- Subtract: 25 - 0 = 25

✔ Answer: 25

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⑭ 24 - (16 + 7 × 6 - 9)

- Inside parentheses: Multiplication first → 7 × 6 = 42
- Then: 16 + 42 = 58 → 58 - 9 = 49
- Subtract: 24 - 49 = -25

✔ Answer: -25

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⑮ 18 × 2 - 6 + (9 - 5)

- Parentheses: 9 - 5 = 4
- Multiply: 18 × 2 = 36
- Left to right: 36 - 6 = 30 → 30 + 4 = 34

✔ Answer: 34

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⑯ 33 - 14 + (5 × 4 - 9)

- Parentheses: 5 × 4 = 20 → 20 - 9 = 11
- Left to right: 33 - 14 = 19 → 19 + 11 = 30

✔ Answer: 30

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⑰ 65 - 35 + 8 × (12 - 9)

- Parentheses: 12 - 9 = 3
- Multiply: 8 × 3 = 24
- Left to right: 65 - 35 = 30 → 30 + 24 = 54

✔ Answer: 54

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⑱ 45 - 7 × 2 - (7 × 5)

- Parentheses: 7 × 5 = 35
- Multiply: 7 × 2 = 14
- Left to right: 45 - 14 = 31 → 31 - 35 = -4

✔ Answer: -4

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⑲ 35 - (16 + 8) - 8 × 2

- Parentheses: 16 + 8 = 24
- Multiply: 8 × 2 = 16
- Left to right: 35 - 24 = 11 → 11 - 16 = -5

✔ Answer: -5

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⑳ 52 - 11 + (8 - 3 - 4)

- Parentheses: 8 - 3 = 5 → 5 - 4 = 1
- Left to right: 52 - 11 = 41 → 41 + 1 = 42

✔ Answer: 42

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## ✔ Final Answers:

① 84
② 357
③ 111
④ 119
⑤ -74
⑥ 65
⑦ -10
⑧ 7
⑨ -195
⑩ 829
⑪ 104
⑫ 128
⑬ 25
⑭ -25
⑮ 34
⑯ 30
⑰ 54
⑱ -4
⑲ -5
⑳ 42

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