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9 x 9 = 5 groups of 9 + ____ groups of 9 =
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9 x 9 = 5 groups of 9 + ____ groups of 9 =

User ThinkingStiff
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1 Answer

4 votes
4;81
You subtract 5 from 9 to get 4; 5(9)= 45 9(4)=36 45+39=81
User Mossawi
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