Question

По действиям, плис!
Пазязя

Answer 1

$6 times 2 frac{1}{2} times ( frac{27}{20} - frac{3}{4} ) - 4 frac{8}{9} times frac{9}{11} = 6 times frac{5}{2} times frac{3}{5} - frac{44}{9} times frac{9}{11} = 9 - 4 = 5$

Answer 2

1)27/20 - 3/4 = 27/20 - 15/20 = 12/20 =  3/5
2) 6 * 5/2 = 30/2 = 15
3)3/5 * 15 = 9
4)44/9 * 9/11 =44/11=4
5) 9 - 4 = 5
Ответ: 5