N. Fact Families
Sort subtraction flash cards from Group 5 and Group 6 into pairs of facts that belong to the same fact family. Be ready to discuss the strategies you used to make pairs.
- What are the addition number sentences that go with 13 − 8?
__________________________________ __________________________________ - What are the addition number sentences that go with 7 − 5?
__________________________________ __________________________________ - What are the addition number sentences that go with 12 − 4?
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