Вычислите: 3/7+2/5+1/3 1/2+1/4+1/8 1/10+1/8+1/4 2 целых 1/2+3+5 целых 1/5

3/7+2/5+1/3=45/105+42/105+35/105=122/105=1 17/105

1/2+1/4+1/8=4/8+2/8+1/8=7/8

1/10+1/8+1/4=4/40+5/40+10/40=19/40

2 1/2+3+5 1/5=2 5/10+3+5 2/10=10 7/10