(3/7+1/5)*5/11=(15/35+7/35)*5/11=22/35*5/11=2/14=1/7
(3/5+1/9)*5/8=27/45+3/45)*5/8=30/45*5/8=5/12
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
2)
(3/7+1/5)*5/11=(15/35+7/35)*5/11=22/35*5/11=2/14=1/7
(3/5+1/9)*5/8=27/45+3/45)*5/8=30/45*5/8=5/12