Вычислите: 1/2+3/4= 1целых2/3+3цнлых4/6= 2целых2/5*10/12= 5/6: 10/36= (3/4-1/2)*4/5+25/16: 5/4=

1/2+3/4=2/4+3/4=5/4=1 1/4

1 2/3+3 4/6=1 4/6+3 4/6=4 8/6=5 2/6=5 1/3

2 2/5*10/12=12/5*10/12=2

5/6:10/36=5/6*36/10=6/2=3

(3/4-1/2)*4/5+25/16:5/4=5 9/20

1)3/4-1/2=3/4-2/4=1/4

2)1/4*4/5=1/5

3)25/16:5/4=25/16*4/5=5/4=1 1/4

4)1/5+1 1/4=4/20+1 5/20=5 9/20