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Maria has 39 books in her library she bought several books at a yard sale over the weekend she now has 70 books in her library how many books did she buy at the yard sale

Maria has 39 books in her library she bought several books at a yard sale over the weekend she now has 70 books in her library how many books did she buy at the class=

Respuesta :

jaimie11121
So 39 books and it must equal 70. So 39 + ___ = 70 or, to make it a bit simpler, 70 - 39 = ___. You should be able to do that.
animelover33
This question could be answered by subtracting 70 - 39. 70 - 39 = 31. Therefore your answer will be 31
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