Cevaplar

2013-02-11T16:45:51+02:00

-2+-3=-5

-6+3=-3

-95+95=0

0
2013-02-11T16:49:06+02:00

-1-2=-3

2-1=1

25-5=5

10-2=8

4+1=5

9+4=13

-2-(-3)=3

-(-4)-(-5)=9

5+1=6

7-2=5

0