fact-family/mul-div-10-12/hard · セット 87
6 problems
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日付：
1
Write the fact family for 7, 1, 8:
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2
Write the fact family for 2, 5, 10:
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3
Write the fact family for 9, 3, 27:
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4
Write the fact family for 4, 6, 10:
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5
Write the fact family for 9, 1, 10:
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6
Write the fact family for 1, 1, 2:
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