3 - 3/4 = 3/1 - 3/4 = 12/4 - 3/4= 12-3 = 4
5 + 4/3 = 5/1 + 4/3 = 15/3 + 4/3 = 15+4 = 19
2 + 7/8 = 2/1 + 7/8 = 16/8 +7/8 = 16 + 7 = 23
41/15 - 1/3 = 41/15 - 5/15 = 41 - 5 = 36
1/12 + 2/3 = 1/12 + 8/12 = 1 + 8 = 9
9/9 = 1
19/23 + 1 = 19/23 + 23/23 = 19+23 = 42
Пошаговое объяснение:
