Question

1/6 + 1/5 + 2/7

Answer 1

\(\left(\dfrac{1}{6}+\dfrac{1}{5}\right)+\dfrac{2}{7}=\left(\dfrac{5+6}{30}\right)+\dfrac{2}{7}=\dfrac{11}{30}+\dfrac{2}{7}=\dfrac{77+60}{210}=\dfrac{137}{210}\)

Answer 2

(16+15)+27=(5+630)+27=1130+27=77+60210=137210