fact-family/add-sub-within-10/medium · セット 78
6 problems
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1
Write the fact family for 2, 8, 10:
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2
Write the fact family for 8, 1, 9:
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3
Write the fact family for 5, 1, 6:
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4
Write the fact family for 5, 7, 35:
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5
Write the fact family for 3, 9, 27:
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6
Write the fact family for 2, 1, 3:
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