1) 5/16+11/12=15/48+44/48=59/48=1ц11/48
2) 7/24-5/18=21/72-20/72=1/72
3) 1-7/9=9/9-7/9=2/9
4) 7-3/5=35/5-3/5=32/5=6ц2/5
5) 9-4ц6/11=99/11-50/11=49/11=4ц5/11
6) 82/16+41/12=249/48+164/48=413/48=8ц29/48
7) 188/35+41/14=376/70+205/70=581/70=8ц3/10
8) 170/33-95/22=340/66-285/66=55/66=5/6
9) 49/10-17/12-35/24=588/120-170/120-175/120=243/120=2ц1/40
10) 528/48-232/48+162/48=458/48=9ц7/12
11) х=49/9-32/9=17/9=1ц8/9