Topic: Number and Operations  >>  Use the inverse relationships between addition and subtraction to solve problems.

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Carol had $10 and she bought a lunch box for $7. She was left with $3. Which number sentence will help Carol to check her results?View Details
Choose an opposite number sentence for 13 + 8 = 21.View Details
Choose an opposite number sentence for 11 + 14 = 25.View Details
Choose an opposite number sentence for 18 + 14 = 32.View Details
Choose an opposite number sentence for 9 + 8 = 17.
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Choose the correct addition and subtraction fact family using 3, 2, and 5.
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Choose the correct addition and subtraction fact family using 4, 3, and 7.View Details
Choose the correct addition and subtraction fact family using 6, 5, and 11.View Details
Complete the basic fact.

If 11 - 7 = 4, then 4 + 7 = _____.
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Complete the basic fact.

If 14 - 8 = 6, then 8 + 6 = _____.
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Complete the fact.
If 3 + 9 = 12, then 12 - 9 = _____.
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Complete the fact.

If 8 + 7 = 15, then 15 - 7 = _____.
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Complete the fact.

If 6 + 4 = 10, then 10 - 4 = _____.
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Eric had $7 and he gave $4 to his brother. He was left with $3. Which number sentence will help him to check his results?View Details
Identify the opposite number sentence for 10 + 9 = 19.
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Identify the opposite number sentence for 8 + 9 = 17.
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Identify the opposite number sentence for 9 + 7 = 16.View Details
Joan has 13 stamps and he gave 4 stamps to his brother. He was left with 9 stamps. Which number sentence will help him to check his results?View Details
Sally has 5 crayons and she gave 2 crayons to her sister. She was left with 3 crayons. Which number sentence will help Sally to check her results?View Details
Which addition fact would help you to solve 16 - 7?View Details
Which addition fact would help you to solve 16 - 2?View Details
Which addition fact would help you to solve 18 - 5?
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Which number sentence belongs to the fact family shown?
5 + 20 = 25,    25 - 5 = 20 ,    20 + 5 = 25
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Which number sentence belongs to the fact family shown?
7 + 9 = 16,    16 - 9 = 7,    9 + 7 = 16
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Which number sentence helps you check your answer for   12 - 3 = 9?
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Which number sentence helps you check your answer for   9 - 4 = 5?
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Which number sentence helps you check your answer for  14 - 7 = 7?
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Which number sentence is in the fact family for 6, 12, 18?View Details
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