Question

What mixed number goes in the square?1 1/4 + 2 5/6 =

Answer 1

Simplify the expression by addition of fractions.

`\begin{gathered} 1(1)/(4)+2(5)/(6)=(1\cdot4+1)/(4)+(2\cdot6+5)/(6) \\ =(5)/(4)+(17)/(6) \\ =(5\cdot3+17\cdot2)/(12) \\ =(15+34)/(12) \\ =(49)/(12) \\ =4(1)/(12) \end{gathered}`

So answer is,

`4(1)/(12)`