Respuestas

  • Usuario de Brainly
2014-01-12T02:53:19+01:00
-1-2 -31/4+1/4+1/4
-3 -31/4 +1/4 +1/4  hallamos el mcm  =4

( -12 -31+1+1)/4 = 41/4

-1-2-3 =-6


1/4+1/4+1/4 = 3/4