25/2% di kali 0,8 di bagi 1,2=

=25/2%=25:2/100=25×100/2=1250
=1.250×0,8=1000
=1000:1,2=833,33

dijadikan pecahan=
125/10 × 8/10 : 12/10
= 125/10 × 8/10 × 10/12
diperkecil= 125/10 × 2/1 × 1/3
diperkecil lg= 125/5 × 1/1 × 1/3
= 125/15 = 8 5/15
"semoga membantu"