Ответ:
Пошаговое объяснение:
2)
3/4 + 2/5 = 15/20 + 8/20 = 23/20 = 1 3/20
4)
4 3/10 + 1 2/15 = 4 9/30 + 1 4/30 = 5 13/30
6)
1 7/15 - 1/3 = 1 7/15 - 5/15 = 1 2/15
8)
19/24 - 5/18 = 57/72 - 20/72 = 37/72
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Answers & Comments
4)5 целых 13/30
6)1 целая 2/15
Ответ:
Пошаговое объяснение:
2)
3/4 + 2/5 = 15/20 + 8/20 = 23/20 = 1 3/20
4)
4 3/10 + 1 2/15 = 4 9/30 + 1 4/30 = 5 13/30
6)
1 7/15 - 1/3 = 1 7/15 - 5/15 = 1 2/15
8)
19/24 - 5/18 = 57/72 - 20/72 = 37/72