547/6+59/18=1641+59/18=1700/18=850/9=94ц.4/4
19/15+43/20=76+129/60=205/60=41/12=3ц.5/12
41/8+499/12=123+998/24=1121/24=46ц.17/24
239/6+113/9=1434+452/36=1886/36=943/18=52ц.7/18
257/7+103/8=2056+721/56=2777/56=49ц. 33/56
17/3+3/4=68+9/12=77/12=6ц. 5/12
4/1+24/7=28+24/7=52/7=7ц. 3/7
79/9+3/1=79+27/9=106/9=11ц. 7/9