37 : 2 3/17 - 17.8 +1 2/7

Question

37 : 2 3/17 - 17.8 +1 2/7

Answer 1

37:2 3/17-17,8+1 2/7=17/35
1) 37:2 3/17=37:37/17=17
2) 17-17,8=-0,8=-8/10=-4/5
3) -4/5+1 2/7=1 2/7-4/5=1 10/35-28/35=45/35-28/35=17/35

Answer 2

1) 37 : 2 3/17 = 37 : 37/17 = 17
2) 17 - 17,8 + 1 2/7 = - 0,8 + 1 2/7 = - 4/5 + 1 2/7 = - 28/35 + 1 10/35 = - 28/35 + 45/35 = 17/35
Ответ 17/35

Comments

спасибо