Question

решить уравнение 3:3 3/4 + 2 2/5 *2 1/2-3 5/6 по действиям!!

Answer 1

3 : 3 3/4 + 2 2/5 * 2 1/2 - 3 5/6 = 2 целых 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 = 12/2 = 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