Вычислите удобным способом
1)2/3+1/2
-----------
5/6-1/4
2)1/4-2/15
_________
5/12-2/5
1)2/3+1/2
-----------
5/6-1/4
2)1/4-2/15
_________
5/12-2/5
More Questions From This User See All
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
1) (2/3+1/2):(5/6-1/4)=21. 2/3+1/2=4/6+3/6=7/6
2. 5/6-1/4=10/12-3/12=7/12
3. 7/6:7/12=7/6*12/7=2
2) (1/4-2/15):(5/12-2/5)=7
1. 1/4-2/15=15/60-8/60=7/60
2. 5/12-2/5=25/60-24/60=1/60
3. 7/60:1/60=7/60*60/1=7