Question

найдите значение выражения

Answer 1

7 5/18 - 3 2/27 - 11/54=7 15/54 - 3 4/54 - 11/54=4

8 7/12 - 4 5/18 - 1 1/4=8 21/36 - 4 10/36 - 1 9/36=3 2/36=3 1/18

9 3/20 - 2 3/25 - 4=9 15/100 - 2 12/100 - 4=3 3/100

5 11/42 - 2 3/14 - 1 1/21=5 11/42 - 2 9/42 - 1 2/42=2

13 - 6 7/12 - 1 4/15=13 - 6 35/60 - 1 16/60=5 9/60= 5 3/20

11 - 6 13/21 - 3/14=11 - 6 26/42 - 9/42=4 7/42=4 1/6