Помогите 1 1/3+1/3 2 9/11-1 2/11 8-6 5/7 3 8/17+ 1 7/17 7 - 7/11 4 5/13- 2 2/13 4/7+ 3/7 7/9+2 2/9 1-2/5 3 2/7+ 5 4/7 3/8+3 3-2/7 3/11+7/11 9-6 2/9 13 7/15-7
12/3 17/11 -9/7 55/17 77/10 23/13 1 29/9 3/5 86/7 27/8 19/7 10/11 19/9 32/15
СПАСИБО БОЛЬШОЕ!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!