starter Set 90 Form Exercise

Balance the scale: 5 + __ = 6

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Answer: 1

SubType
missing-addend
Difficulty
starter

Balance the scale: 4 + 2 = 4 + ?

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Answer: 2

SubType
equal-expressions
Difficulty
starter

If left side = 2 × 9, what does the right side equal to balance the scale?

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Answer: 18

SubType
multiplication-balance
Difficulty
starter

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

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Answer: 81

SubType
multiplication-balance
Difficulty
starter

Balance the scale: 5 + 1 = 5 + ?

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Answer: 1

SubType
equal-expressions
Difficulty
starter

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

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Answer: 80

SubType
multiplication-balance
Difficulty
starter

Balance the scale: 3 + __ = 6

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Answer: 3

SubType
missing-addend
Difficulty
starter

Balance the scale: 3 + __ = 4

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Answer: 1

SubType
missing-addend
Difficulty
starter

If left side = 3 × 7, what does the right side equal to balance the scale?

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Answer: 21

SubType
multiplication-balance
Difficulty
starter

If left side = 2 × 10, what does the right side equal to balance the scale?

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Answer: 20

SubType
multiplication-balance
Difficulty
starter

If left side = 5 × 10, what does the right side equal to balance the scale?

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Answer: 50

SubType
multiplication-balance
Difficulty
starter

Balance the scale: 1 + __ = 3

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Answer: 2

SubType
missing-addend
Difficulty
starter

Balance the scale: 5 + __ = 9

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Answer: 4

SubType
missing-addend
Difficulty
starter

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

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Answer: 90

SubType
multiplication-balance
Difficulty
starter

If left side = 10 × 6, what does the right side equal to balance the scale?

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Answer: 60

SubType
multiplication-balance
Difficulty
starter

If left side = 10 × 4, what does the right side equal to balance the scale?

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Answer: 40

SubType
multiplication-balance
Difficulty
starter

Balance the scale: 5 + __ = 10

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Answer: 5

SubType
missing-addend
Difficulty
starter

Balance the scale: 9 + 1 = 1 + ?

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Answer: 9

SubType
equal-expressions
Difficulty
starter

Balance the scale: 1 + __ = 5

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Answer: 4

SubType
missing-addend
Difficulty
starter