-45:(-9)=5 -7.8:7.8=-1
-84:(-6)=14 -5/6:(-1/3)= 5х3/6х1=15/6=2.5
-64:16=-4 0;(-16.2)=0
132:(-1)=-132 -12.9/11:(-3)=-141/11:(-3)=141х1/11х3=47/11=
=4.3/11
-12:0.3=-40 0.3:(-0.125)=-2.4
0.18:(-0.2)=-0.9 -1.3/4:(-0.25)=7
-0.36:(-9)=0.04 -4.2:(-1)=4.2
-1.5:0.005=-300 -2.3/5:0.13=-20