Question

89,8:59 13/15+3/7-(42-41 36/49)*3.5

Answer 1

       2              4     5   1             3
89,8:59 13/15 +3/7-(42-41 36/49)*3.5=4 19/70
1. 42 - 41 36/49 = 42/1−41 36/49=13/49
2. 89,8  : 59 13/15 = 1 1/2
3. 13/49 * 3,5 = 13/14
4. 1 1/2 +3,7 =5 1/5
5. 5 1/5 - 13/14 =4 19/70

Answer 2

спс