fact-family/add-sub-within-10/medium · 套题 36
6 problems
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1
Write the fact family for 4, 1, 5:
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2
Write the fact family for 7, 9, 63:
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3
Write the fact family for 5, 1, 6:
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4
Write the fact family for 2, 4, 8:
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5
Write the fact family for 7, 3, 10:
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6
Write the fact family for 3, 1, 4:
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