1)-5 целых 5/14+4/7 2)-24/25:(-3/5) 3)-1/4-3/16. 4)-5/18+1/24. 5)-16/9:8/3
5 13/14 1 3/5 1/20 23/72 1
1) -5 целых 5/14+4/7= -75/14+8/14= -67/14= -4 11/14 2)- 24/25: (-3/5)= 24/25 * 5/3= 8/5= 1 целая 3/5 3) -1/4-3/16= -8/32-6/32= -2/32= -1/16 4) -5/18+1/24= -20/72+3/72= -17/72 5) -16/9:8/3= -16/9*3/8= -2/3