2 1per 2 kali 75% bagi 0.5

2 1/2x75%:0,5

2 1/2=5/2
75%=75/100=3/4
0,5=5/10=1/2

(5/2x3/4):1/2=15/8:1/2
=15/8x2/1=30/8
=3 6/8=3 3/4

kira kira seperti itu