А) 3 3/5+11/15-1/12 =3 36/60+44/60-5/60=3 75/60=4 1/4
Б)4 9/10-1 5/12-1 11/24 =4 108/120-1 50/120-1 55/120=2 1/40
В)12 5/6-6 1/4-1 1/3 =12 10/12-6 3/12-1 4/12=5 1/4
Г)8 3/8-(5 5/6+1 3/4) =8 9/24-5 20/24-1 18/24=21/24
Д) 11-(4 5/6+3 3/10)=11 -4 25/30-3 9/30=2 13/15
А) 3 3/5+11/15-1/12 =3 36/60+44/60-5/60=3 75/60=4 1/4
Б)4 9/10-1 5/12-1 11/24 =4 108/120-1 50/120-1 55/120=2 1/40
В)12 5/6-6 1/4-1 1/3 =12 10/12-6 3/12-1 4/12=5 1/4
Г)8 3/8-(5 5/6+1 3/4) =8 9/24-5 20/24-1 18/24=21/24
Д) 11-(4 5/6+3 3/10)=11 -4 25/30-3 9/30=2 13/15