Learning Task 2 A. add the f following.

Answer:
1.(+9)+(+10)=19
2.(-7)+(-5)=-7-5=12
3.(+5)+(-6)=5-6=1
4.(+2)+(+8)=10
5.(-1)+(+10)=9
6.(-3)+(-3)=_3-3= 6
7.(+4)+ (-8)_4-8=_4
8.(-8)+(+12)=4
9.(-11)+(+11)=_11-11=22
10.0+(-9)=9