Respuestas

2013-12-17T03:33:27+01:00
A = 1/2 + 3/6 = 1/2 + 1/2 = 1
B = 3 1/5 - 2 1/4 = 16/5 - 9/4 = 19/20
AxB = 1 * 19/20 = 19/20
Comentario ha sido eliminado
* = x = multiplicación