" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
(6-7)2+(8-7)2+(7-7)2+(7-7)2+(7-7)2/5=
1+1+0+0+0/5= 2/5
note: 2(pangkat)