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Why does the fact family for 81 and 9 only have two number sentences?
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Why does the fact family for 81 and 9 only have two number sentences?
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Jul 20, 2017
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Why does the fact family for 81 and 9 only have two number sentences?
Mathematics
middle-school
Avi Youkhananov
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Avi Youkhananov
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Because, 9 x 9 = 81. Hope I helped!
Angelica Santibanez
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Jul 25, 2017
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Angelica Santibanez
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