2/15*(1/2+2/3-3/4):3/8=

Question

2/15*(1/2+2/3-3/4):3/8=

Answer 1

1) 1\2+1\3=3\6+2\6=5\6
2) 5\6-3\4=10\12-9\12=1\12
3) 2\15 * 1\12=1\15*1\6=1\90
4) 1\90:3\8=1\90*8\3=8\270=4\135