НАЙДИТЕ ЗНАЧЕНИЕ ВЫРАЖЕНИЯ N 5 ПЖ ПОД О) П) Р) С)

(3 7/30-1 5/12):18 1/6=1/10 3 7/30-1 5/12=97/30-17/12= =(194-85)/60=109/60 109/60:18 1/6= 109/60:109/6= 109/60*6/109=1/10 (1 1/2+2 2/3):1 2/3=2 1/12 1 1/2+2 2/3=3/2+8/3= =9/6+16/6=25/6 25/6: 1 2/3=25/6:5/3= =25/6*3/5=5/2=2 1/2 (11/18- 1 7/12)*(2 1/6+7/30)= = -2 1/3 11/18- 1 7/12=11/18-19/12= =(22-57)/36= -35/36 2 1/6+7/30=13/6+7/30= =65/30+7/30=72/30 -35/36* 72/30= -7/3= -2 1/3 (3 2/5-5)*(31/48+7/24)= = -1 1/2 3 2/5-5=17/5-25/5= -8/5 31/48+7/24=31/48+14/48= =45/48 -8/5* 45/48= -9/6= -3/2= = -1 1/2

о) 3 7/30-1 5/12=3 14/60-1 25/60= =2 74/60-1 25/60=1 49/60 1 49/60÷18 1/6=109/60÷109/6= =109/60×6/109=1/10 п) 1 1/2+2 2/3=1 3/6+2 4/6=3 7/6= =4 1/6 4 1/6÷1 2/3=25/6÷5/3=25/6×3/5= =5/2=2 1/2 р) 11/18-1 7/12=11/18-19/12= =22/36-57/36=-35/36 2 1/6+7/30=2 5/30+7/30=2 12/30= =2 6/15 -35/36×2 6/15=-35/36×36/15= =-7/3=-2 1/3 с) 3 2/5-5=-1 3/5 31/48+7/24=31/48+14/48=45/48 -1 3/5×45/48=-8/5×45/48=-3/2= =-1 1/2