3 / 5 - 20% + 0,85 =......?

3/5 - 20/100 + 85/100
> 3/5 ubah penyebutnya biar sama kalikan 20
3x20/5x20 —> 60/100
60/100 - 20/100 + 85/100 = 125/100 atau 1,25

=3/5-20%+0, 85
=3/5-20/100+85/100
=60-25+85
___________
100
=120/100
=1, 2