в) =3*(2 4/5 - 4/5)=3 * 2=6
д) =5/8 * (2 4/5 - 1 1/5)=5/8 * 1 3/5=5/8 * 8/5=1
ж) =4 2/3 * (7 1/12 - 6 1/12)=4 2/3 * 1=4 2/3
в) =3*(2 4/5 - 4/5)=3 * 2=6
д) =5/8 * (2 4/5 - 1 1/5)=5/8 * 1 3/5=5/8 * 8/5=1
ж) =4 2/3 * (7 1/12 - 6 1/12)=4 2/3 * 1=4 2/3