Ответ:
1)1/12+5/6=1/12+10/12=11/12
2)5/11+5/33=15/33+5/33=20/33
3)3/8+1/4=3/8+2/8=5/8
4)7/60+1/15=7/60+4/60=11/60
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Ответ:
1)1/12+5/6=1/12+10/12=11/12
2)5/11+5/33=15/33+5/33=20/33
3)3/8+1/4=3/8+2/8=5/8
4)7/60+1/15=7/60+4/60=11/60