Question

Вычислите : 3 :3 34 + 2 25*2 12-3 56

Answer 1

3 : 3 3/4 + 2 2/5 *2 1/2 - 3 5/6= 2 29/30

1) 3 : 3 3/4= 3 : 15/4= 3 * 4/15= 4/5
2) 2 2/5 *2 1/2= 12/5 * 5/2= 6
3) 4/5 + 6=6 4/5
4) 6 4/5 - 3 5/6= 6 24/30 - 3 25/30= 5 54/30 - 3 25/30= 2 29/30