Calculati
7/4+3/10+11/20
3/8+13/12+1/24
3/4+9/28+11/14
7/12+5/18+11/36
5/24+7/36+1/72
4/15+7/75+8/25

vă rog
dau coroana‼️‼️‼️‼️‼️​