Question

1. (+2)+(+7) ; 2. (-3)+(-4) ; 3. (+7)+(-3) ; 4. (-2)+(+9) ; 5. (-3)+(+3) ; 6. (+5)+(-5) ; 7. 0+(+2) ; 8. (+3)+0 ; 9. 0+(-2) ; 10. (-4)+0

Answer 1

1.+9
2.-1
3.-10
4.+11
5.+6
6.-10
7.+2
8.+3
9.-2
10.-4
cpl vezi daca E bn