Berapa hasil dari 12,5+4/2/5 -25% ?

12,5 + 4 2/5 – 25%
= 125/10 + 4 2/5 – 25/100
= 12 5/10 + 4 2/5 – 1/4
= 12 1/2 + 4 2/5 – 1/4
= ( 12 +4)   ( 10+8-5)/20
= 16  13/20