(0.1+0.2-0.3)*(0.4+0.5)=0
(0.1+0.2-0.3)*(0.4/0.5)=0
0.1-0.2+0.3+0.4-0.5=0.1
(0.1+0.2+0.3)/0.4-0.5=1
(0.1+0.2-0.3)*(0.4*0.5)=0
(0.1+0.2-0.3)*(0.4+0.5)=0
(0.1+0.2-0.3)*(0.4/0.5)=0
0.1-0.2+0.3+0.4-0.5=0.1
(0.1+0.2+0.3)/0.4-0.5=1
(0.1+0.2-0.3)*(0.4*0.5)=0