5/42×(-4/5):11/42-3/22=-5/22;
1)5/42×(-4/5)=-2/21;
2)-2/21:11/42=-4/11;
3)-4/11-3/22=-5/22;
Вроде правильно.
5/42×(-4/5):11/42-3/22=-5/22;
1)5/42×(-4/5)=-2/21;
2)-2/21:11/42=-4/11;
3)-4/11-3/22=-5/22;
Вроде правильно.