Пошаговое объяснение:
1)
2 3/10 + 5 8/15 = 2 9/30 + 5 16/30 = 7 25/30 = 7 5/6,
2)
26 24/56 + 74 32/48 = 26 3/7 + 74 2/3 = 26 9/21 + 74 14/21 =
= 100 23/21 = 101 2/21
Пошаговое объяснение:
1)
2 3/10 + 5 8/15 = 2 9/30 + 5 16/30 = 7 25/30 = 7 5/6,
2)
26 24/56 + 74 32/48 = 26 3/7 + 74 2/3 = 26 9/21 + 74 14/21 =
= 100 23/21 = 101 2/21