нужно решить  1/2:4+1/6*3+1/8=

1/2 : 4 + 1/6 * 3 + 1/8 = 3/4

1) 1/2 : 4 = 1/2 * 1/4 = 1/8

2) 1/6 * 3 = 3/6 = 1/2

3) 1/8 + 1/2 = 1/8 + 4/8 = 5/8

4) 5/8 + 1/8 = 6/8 = 3/4