2/15 + 1/4 + 3 2/5 = mohon bantuan nya

2/15 + 1/4 + 3 2/5 =
8/60 + 15/60 + 3 24/60 =
3 47/60

2/15 + 1/4 + 17/5 
= 60 / ( 8 + 15 + 204)
= 60/ ( 227)
= 227/60
= 3.47/60