Пошаговое объяснение:
6/21 - 3/14 + 2/7 = 12/42 - 9/42 + 12/42 = 15/42 = 5/14
1/2 - (3/5 - 1/6) = 15/30 - (18/30 - 5/30) = 15/30 - 13/30 = 2/30 = 1/15
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Пошаговое объяснение:
6/21 - 3/14 + 2/7 = 12/42 - 9/42 + 12/42 = 15/42 = 5/14
1/2 - (3/5 - 1/6) = 15/30 - (18/30 - 5/30) = 15/30 - 13/30 = 2/30 = 1/15