Question

найдите сумму дробей 1/5+1/6+7/12
1/24+2/15+1/2

Answer 1

1/5+1/6+7/12=12/60+10/60+35/60=57/60
1/24+2/15+1/2=5/120+16/120+60/120=81/120=27/40