Вычислите 4 3/5:( 1 2/3 - 3 1/5)+1 3/8

Question

Вычислите 4 3/5:( 1 2/3 - 3 1/5)+1 3/8

Answer 1

   4 3/5 : (1 2/3 - 3 1/5) + 1 3/8 = 23/5 : (25/15 - 48/15) + 1 3/8 =
= - 23/5 * 15/23 + 1 3/8 = 1 3/8 - 3 = -1 5/8