Question

найдите значение выражение (1 135/45-1 835)*3 13

Answer 1

(1 1/35 : 4/5 - 1 8/35) * 3 1/3 = 4/21
1) 1 1/35 : 4/5 = 36/35 * 5/4 = 9/7 = 1 2/7
2) 1 2/7 - 1 8/35 = 1 10/35 - 1 8/35 = 2/35
3) 2/35 * 3 1/3 = 2/35 * 10/3 = 2/7 * 2/3 = 4/21