Question

(1 2/13 + 1/14) :21/3

Answer 1

$Big(1 dfrac{2}{13} + dfrac{1}{14}Big)div dfrac{21}{3} = 1 dfrac{28 + 13}{182}div 7 = 1 dfrac{41}{182}div 7 = dfrac{223}{182}cdot dfrac{1}{7} = dfrac{223}{1274}$