Mathematics, 28.01.2020 02:31 vanna7353
Rewrite the repeated addition problem as a multipication problem and solve. 9/12+9/12=?
Answers: 3
![\bf \stackrel{\textit{let's recall that }}{a+a \implies a(1+1)\implies a(2)\implies 2a} \\\\[-0.35em] ~\dotfill\\\\ \stackrel{a}{\cfrac{9}{12}}+\stackrel{a}{\cfrac{9}{12}}\implies \stackrel{a}{\cfrac{9}{12}}(1+1)\implies \cfrac{9}{12}(2)\implies 9\cdot \cfrac{2}{12}\implies 9\cdot \cfrac{1}{6}\implies \cfrac{9}{6}\implies \cfrac{3}{2}](/tpl/images/0474/7452/5c23c.png)
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Rewrite the repeated addition problem as a multipication problem and solve. 9/12+9/12=?...
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