Question

помогите со 2 номером пж

Answer 1

1. 89/12+47/12 = 136/12 = 11 4/12
2. 73/13-27/13+33/13 = 79/13 = 6 1/13
3. (41/9 - 25/9)+ (54/9 - 13/9) = 16/9+41/9 = 57/9 = 6 1/9
4. (53/10 + 40/10) - (37/10+29/10) = 93/10-66/10 = 27/10 = 2 7/10