B Set 4 Form Exercise

50% of 28 = ?

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Answer: 14

7 × x = 70, x = ?

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Answer: 10

7.0 - 6.0 = ?

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Answer: 1.0

(6 + 5) × 2 = ?

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Answer: 22

2 + 3 × 3 = ?

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Answer: 11

(4 + 5) × 5 = ?

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Answer: 45

GCF(4, 8) = ?

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Answer: 2

2/6 + 4/6 = ?

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Answer: 6/6

5/6 - 5/6 = ?

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Answer: 0/6

5 × x = 40, x = ?

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Answer: 8

GCF(21, 21) = ?

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Answer: 7

3/5 + 1/5 = ?

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Answer: 4/5

2/2 - 2/2 = ?

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Answer: 0/2

x + 8 = 27, x = ?

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Answer: 19

x + 17 = 22, x = ?

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Answer: 5

3 × x = 24, x = ?

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Answer: 8

480 ÷ 5 = ?

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Answer: 96

x + 11 = 30, x = ?

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Answer: 19

1.5 - 1.2 = ?

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Answer: 0.3

75% of 40 = ?

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Answer: 30