Question

Найдите значение выражения: 2 3/8 * 1 4/5 - 3/5 * 2 3/8 - 1 1/5 * 3/8

Answer 1

= 2 ( 3/8 ) * ( 1 4/5 - 3/5 ) - 1 ( 1/5 ) * 3/8 = 2 ( 3/8 ) * 1 ( 1/5 ) - 1 ( 1/5 ) * 3/8 =
= 1 ( 1/5 ) * ( 2 ( 3/8 ) - 3/8 ) = 1 ( 1/5 ) * 2 = 1,2 * 2 = 2,4