Question

7-3/5+2 7/9 дроби решить

Answer 1

7 - 35 = 6 55 - 35 = 6 25 
6 25 + 2 79 = 6 1845 + 2 3545 =8 5345 =9 845

Answer 2

7-3/5+2*7/9=7/1-27/45+14/9=315/45-27/45+70/45=348/45