4 8per10 dibagi 2 10per 15

4 8/10 : 2 10/15
= 4 4/5 : 2 2/3
= 24/5 : 8/3
= 24/5 × 3/8
= 9/5
= 1 4/5

4 8/10:2 10/15
48/10:40/15
48/10x15/40
720/400=72/40=36/20=18/10=9/5=1 4/5
maaf klo salah