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Subtract:
−0.5−8.5=-0.5-8.5=−0.5−8.5=
22−(−19)=22-(-19)=22−(−19)=
Add:
-14 + 22 =
3−(−9)=3-(-9)=3−(−9)=
−15+(−7)=-15+(-7)=−15+(−7)=
add:
11+(−13)=11+(-13)=11+(−13)=
Add :
5.5+(−2.5)=5.5+(-2.5)=5.5+(−2.5)=
−912−12=-9\frac{1}{2}-\frac{1}{2}=−921−21=
(−12)+19=(-12)+19=(−12)+19=
Subtract :
(−8)−(−5)=(-8)-(-5)=(−8)−(−5)=
It is done.