fact-family/mul-div-2-5/hard · セット 12
6 problems
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日付：
1
Write the fact family for 8, 10, 80:
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2
Write the fact family for 2, 9, 18:
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3
Write the fact family for 6, 4, 10:
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4
Write the fact family for 8, 9, 72:
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5
Write the fact family for 9, 8, 72:
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6
Write the fact family for 7, 2, 9:
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