Вычислите: -1 + 5/7;-2 + 3/4;3 - 1/7; 1- 2/7; - 2 - 1/7; - 5 - 2 3/7

Question

Вычислите: -1 + 5/7;-2 + 3/4;3 - 1/7; 1- 2/7; - 2 - 1/7; - 5 - 2 3/7

Answer 1

-1 5/7;-2 3/4;2 6/7; 5/7;2 1/7; 2 4/7.

Answer 2

-1+5/7= -2/7
-2+3/4=-1целая1/4
3-1/7= 2 целых 6/7
1-2/7=5/7
-2-1/7= -2 целых 1/7
-5-2 целых 3/7= -7 целых 3/7