fact-family/add-sub-within-10-fill-blanks · 套题 15
6 problems
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1
Write the fact family for 43, 4, 47:
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2
Write the fact family for 19, 6, 25:
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3
Write the fact family for 30, 15, 45:
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4
Write the fact family for 42, 5, 47:
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5
Write the fact family for 29, 4, 33:
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6
Write the fact family for 39, 11, 50:
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