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