Cevaplar

2013-02-12T10:42:20+02:00

[4 - 5 + 3 - ( 21 - 45 + 20)] - ( 17 - 6)
[ 2 - (-4) ] - (11)= -5

0
2013-02-12T11:07:02+02:00

[4 - 5 + 3 - ( 21 - 45 + 20)] - ( 17 - 6)
[ 2 - (-4) ] - (11)= -5

0