Question

) ¾ + ½ + 3/12 =

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Answer 1

$\begin{array}{c|l}\sf4,2,12&\sf2\\\sf2,1,6&\sf2\\\sf1,1,3&\sf3\\\sf1,1,1\end{array}\longrightarrow\,\rm mmc(4,2,12)=2\cdot2\cdot3=12\\\sf\dfrac{3}{4}+\dfrac{1}{2}+\dfrac{3}{12}=\dfrac{9+6+3}{12}=\dfrac{18\div6}{12\div6}\\\large\boxed{\boxed{\boxed{\boxed{\sf\dfrac{3}{4}+\dfrac{1}{2}+\dfrac{3}{12}=\dfrac{3}{2}}}}}\blue{\checkmark}$