Question

Помагите, зарание спасибо

Answer 1

2целых 3/108*18/71=2 целых 54/7668

Answer 2

$(5frac{8}{9} -3 frac{11}{12})* frac{18}{71} =( frac{53}{9}- frac{47}{12})* frac{18}{71} =( frac{53*4}{36}- frac{47*3}{36}) * frac{18}{71}= frac{212-141}{36}* frac{18}{71}= \ \ frac{71}{36}* frac{18}{71}= frac{1}{2} =0,5$