B Set 1 Form Exercise

231 ÷ 3 = ?

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Answer: 77

4 + 4^2 = ?

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Answer: 20

1 + 2^2 = ?

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Answer: 5

8^2 = ?

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Answer: 64

8^3 = ?

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Answer: 512

9^3 = ?

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Answer: 729

6.7 - 3.4 = ?

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Answer: 3.3

(2 + 1) × 3 = ?

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Answer: 9

5 + 5 × 3 = ?

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Answer: 20

x + 4 = 9, x = ?

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Answer: 5

7 × x = 28, x = ?

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Answer: 4

50% of 28 = ?

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Answer: 14

4.2 + 9.1 = ?

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Answer: 13.3

2/3 - 2/3 = ?

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Answer: 0/3

4/7 - 4/7 = ?

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Answer: 0/7

x + 13 = 20, x = ?

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Answer: 7

2^3 = ?

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Answer: 8

GCF(24, 12) = ?

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Answer: 6

81 × 9 = ?

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Answer: 729

x + 3 = 22, x = ?

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Answer: 19