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Show how to make a ten to solve 13-7
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Show how to make a ten to solve 13-7
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Nov 27, 2016
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Show how to make a ten to solve 13-7
Mathematics
middle-school
ZzzzBov
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1
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13=3+10
so it is now
3+10-7
we know that 10-7=3 so we now have
3+3=6
tada
Adalcar
answered
Dec 4, 2016
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Adalcar
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