fact-family/add-sub-within-10-write-all · 套题 86
6 problems
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1
Write the fact family for 1, 5, 6:
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2
Write the fact family for 13, 37, 50:
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3
Write the fact family for 28, 18, 46:
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4
Write the fact family for 28, 7, 35:
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5
Write the fact family for 3, 5, 8:
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6
Write the fact family for 42, 1, 43:
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