karinaosorio59 karinaosorio59

17-02-2016
Mathematics

contestada

which way shows how to make a ten to solve 13-7

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vanfitchrocks vanfitchrocks

22-02-2016

If you want to make 10, you can take 3 from the 13 and add it to the 7. You will then have 10+10 which equals 20.

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