•1-2-(+8) =1-16=-15
•B-5-(-2)= b+5×2=b+10
•C-(-3) -(-5)=c+3-(-5)=c+3+5=c +8
•D-11-(-2)=d-11+2=d-9
•F=(-7)-(-4)
f=-7-(-4)
f=-7+4
f=-3
•G=1-(+10)
g=-(10-1)
g=-9
•H-3-0.1-0-(-3) = h-3-0.1-(-3)=h-3-0.1+3=h-0.1
•E-(-2) - (+5)=e+2-5=e-3
e-3 - formular alternativ ≈ -0.281718
•J-0-(+3)=j-3