Question

Выполните вычитание:1/11-1/33. 13/30-2/45. 13/60-7/40. 7/11-7/12. 7/15-2/5. 11/21-3/14

Answer 1

1/11 -1/33 =3/33 -1/33=2/337/11 -5/8=56/88-55/88=1/8813/30 - 2/45=39/90-4/90=35/90=7/1813/60-7/40=26/120-21/120 = 5/120 =1/24.