fact-family/add-sub-within-10/hard · 套题 28
6 problems
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1
Write the fact family for 3, 2, 5:
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2
Write the fact family for 2, 9, 18:
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3
Write the fact family for 7, 7, 49:
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4
Write the fact family for 9, 10, 90:
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5
Write the fact family for 5, 10, 50:
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6
Write the fact family for 5, 8, 40:
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