1. 5 19/32
2. 4 19/36
3. 15 10/21
Пошаговое объяснение:
1. 3 7/16 + 2 5/32 = (3+2) + (7*2+5)/32 = 5+19/32 = 5 19/32
2. 1 1/12 + 3 4/9 = (1+3) + (1*3+4*4)/36 = 4 + 19/36 = 4 19/36
3. 4 1/6 + 5 3/14 + 6 2/21 = (4+5+6) + (1*7+3*3+2*2)/42 =
15+20/42 = 15 20/42 = 15 10/21
1. 5 19/32
2. 4 19/36
3. 15 10/21
Пошаговое объяснение:
1. 3 7/16 + 2 5/32 = (3+2) + (7*2+5)/32 = 5+19/32 = 5 19/32
2. 1 1/12 + 3 4/9 = (1+3) + (1*3+4*4)/36 = 4 + 19/36 = 4 19/36
3. 4 1/6 + 5 3/14 + 6 2/21 = (4+5+6) + (1*7+3*3+2*2)/42 =
15+20/42 = 15 20/42 = 15 10/21