Найдите значения выражений

11/15*25/33+1 3/4 2 1/16-2/3*7/12

1/2*1 2/3:10 (1 - 1/2) : (1/2 - 1/3)

11/15*25/33+7/4

1) 11/15*25/33=5/9

2) 5/9+7/4=36/12=3

1/2*1 2/3:10

1) 1/2*5/3=5/6

2) 5/6:10/1=5/6*1/10=1/12

2 1/16-2/3*7/12

2/3*7/12=7/18

2 1/16-7/18=33/16-7/18=482/288=241/144

(1-1/2) : (1/2-1/3)

1-1/2=2/2-1/2=1/2

1/2-1/3=1/6

1/2:1/6=1/2*1/6=3