Respuestas

2012-10-01T19:56:57+02:00

10/7-3/7=1

(3/5:6/10)=30/30=1

(2 . 1/8)=1/4


1+1-1/4=2-1/4=7/4

SUERTE!!!!!!!

2012-10-01T20:01:34+02:00

10/7 - 3/7  + (3/5)/(6/10) - 2 . 1/8

1 + 1 - 2. 1/8

2 -15/8

Rpta: 1/8