Question

1,6/2,6-1,8 найти значение

Answer 1

= 16/10 : 26/10 -18/10=
16/10 * 10/26- 18/10=
16/26 - 18/10=
8/13 - 9/5=
8*5/13*5 - 9*13/5*13=
40/65 - 117/65=
- 77/65= -1 12/65