1159. Сократите:
12.35.72
1)
25.54.28
2)
62.5 + 62.15
31.35 - 31.15
-
3)
5а + ба +7а
24а - 15а
12.35.72
1)
25.54.28
2)
62.5 + 62.15
31.35 - 31.15
-
3)
5а + ба +7а
24а - 15а
More Questions From This User See All
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
1) (12 * 35 * 72), (25 * 54 * 28) = 4/5 (или 0,8),2) (62*5 + 62*15) / (31*35 - 31*15) = 62*(5+15) / (35-15)*31 = 62*20 / 20*31 = 62/31 = 2,3)
3) (5а + 6а + 7а) / (24а - 15а) = 18а / 9а = 2