Unit 10 Review

Which set of objects proves that 14 - 8 = 6?

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Which equation can be represented by the model shown?

• 13 = 3 + 10

• 3 + 8 = 11

• 11 - 3 = 8

• 5 = 8 - 3

Which addition equation tells how many counters in all?

• 5 + 0 = 5

• 6 + 2 = 8

• 5 + 2 = 7

• 9 - 2 = 7

Jada used objects to prove 12 = 17 - 5. Which set of objects could she have used?

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Which set of objects can be used to prove that 12 + 4 = 16?

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Choose the subtraction equation that matches the model.

• 10 + 3 = 13

• 10 – 10 = 0

• 10 – 2 = 8

• 10 – 3 = 7