" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
(10/14 + 3/14) × (13/18 - 3/18)
13/14 × 10/18
130/252
65/126
(13/18-1/6)=13/18-3/18=10/18
13/14×10/18=130/252