г) .............=3 4/13 *(15 3/41 - 1)=43/13 * 14 3/41=43/13 * 577/41=24811/533=46 293/533 --- видимо, в условии опечатка
д) .......=(2 6/8+4 1/8) * 16/11=6 7/8 * 16/11=55/8 * 16/11=10
е) ........7/5 * (1 1/14 - 10/14)=7/5 * (15/14 - 10/14)=7/5 * 5/14=1/2