Respuestas

2012-05-21T01:35:55+02:00

(120+14-2) : 12+ (8-2):3

132 : 12 + 6 : 3 

12 + 2 = 14

2012-05-21T01:36:52+02:00

 

(120+14-18:9):12+(8-4:2):3=

(120+14-2)/12+(8-2)/3=

(120+12)/12+6/3=

132/12+2=

11+2=13