Respuestas

2012-09-26T03:44:43+02:00

[(4 + 8)] - 5 (-3)] - [(2 + 5)(-3)]°

[12]-5-3]-[7-3]°

[12-8]-[4]°

[4-4]

0

2012-09-26T03:51:48+02:00

[(4 + 8)] - 5 (-3)] - [(2 + 5)(-3)]°

[12]+15]-[7*-3]°

[27]-[-21]°

[48]°