Ответ:
1) (6 3/7 + 1 1/2)*14=(6 6/14 + 1 7/14)*14= 7 13/14 * 14 = 98 13/1 = 111
2) (8 - 3 5/9) * 3/5= 5 4/9*3/5= 49/15= 3 4/15
3) ( 2 3/10 - 1 2/3) * 6 = (2 9/30 - 1 20/30) * 6 = 19/30 * 6 = 19/5= 3 4/5
4) (2 5/8 +3 1/4) * 2 2/3= (2 5/8 + 3 2/8) * 8/3 = 47/3 * 8/3= 376/9=41 7/9
Решала долго, извините )
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
1) (6 3/7 + 1 1/2)*14=(6 6/14 + 1 7/14)*14= 7 13/14 * 14 = 98 13/1 = 111
2) (8 - 3 5/9) * 3/5= 5 4/9*3/5= 49/15= 3 4/15
3) ( 2 3/10 - 1 2/3) * 6 = (2 9/30 - 1 20/30) * 6 = 19/30 * 6 = 19/5= 3 4/5
4) (2 5/8 +3 1/4) * 2 2/3= (2 5/8 + 3 2/8) * 8/3 = 47/3 * 8/3= 376/9=41 7/9
Решала долго, извините )