" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
U2 = U1 - 3 = 20 - 3 = 17
U3 = U2 - 4 = 17 - 4 = 13
U4 = U3 - 5 = 13 - 5 = 8
U5 = U4 - 6 = 8 - 6 = 2
U6 = U5 - 7 = 2 - 7 = -5
Jadi 20, 17, 13, 8, 2, -5