expert Set 80 Form Exercise

Balance the scale: 9 + 4 = 4 + ?

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Answer: 9

SubType
equal-expressions
Difficulty
expert

Balance the scale: 4 + __ = 6

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Answer: 2

SubType
missing-addend
Difficulty
expert

Balance the scale: 6 + 1 = 1 + ?

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Answer: 6

SubType
equal-expressions
Difficulty
expert

If left side = 10 × 8, what does the right side equal to balance the scale?

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Answer: 80

SubType
multiplication-balance
Difficulty
expert

If left side = 10 × 9, what does the right side equal to balance the scale?

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Answer: 90

SubType
multiplication-balance
Difficulty
expert

Balance the scale: 3 + __ = 9

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Answer: 6

SubType
missing-addend
Difficulty
expert

If left side = 9 × 3, what does the right side equal to balance the scale?

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Answer: 27

SubType
multiplication-balance
Difficulty
expert

Balance the scale: 5 + 1 = 1 + ?

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Answer: 5

SubType
equal-expressions
Difficulty
expert

Balance the scale: 4 + __ = 9

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Answer: 5

SubType
missing-addend
Difficulty
expert

Balance the scale: 1 + __ = 5

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Answer: 4

SubType
missing-addend
Difficulty
expert

Balance the scale: 4 + 6 = 2 + ?

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Answer: 8

SubType
equal-expressions
Difficulty
expert

Balance the scale: 8 + 5 = 11 + ?

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Answer: 2

SubType
equal-expressions
Difficulty
expert

Balance the scale: 1 + 5 = 2 + ?

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Answer: 4

SubType
equal-expressions
Difficulty
expert

If left side = 3 × 3, what does the right side equal to balance the scale?

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Answer: 9

SubType
multiplication-balance
Difficulty
expert

If left side = 7 × 9, what does the right side equal to balance the scale?

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Answer: 63

SubType
multiplication-balance
Difficulty
expert

If left side = 3 × 10, what does the right side equal to balance the scale?

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Answer: 30

SubType
multiplication-balance
Difficulty
expert

Balance the scale: 1 + __ = 8

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Answer: 7

SubType
missing-addend
Difficulty
expert

If left side = 7 × 6, what does the right side equal to balance the scale?

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Answer: 42

SubType
multiplication-balance
Difficulty
expert

If left side = 8 × 3, what does the right side equal to balance the scale?

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Answer: 24

SubType
multiplication-balance
Difficulty
expert

If left side = 2 × 7, what does the right side equal to balance the scale?

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Answer: 14

SubType
multiplication-balance
Difficulty
expert