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Mathematics, 23.02.2021 20:50 kleighlamb4850
Sam has 21 books in his library. He bought several books at a yard sale over the weekend. He
now has 78 books in his library. How many books did he buy at the yard sale? S.
89
ООО
57
75
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Answers: 1
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Sam has 21 books in his library. He bought several books at a yard sale over the weekend. He
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