Respuestas

  • Usuario de Brainly
2014-01-10T22:29:44+01:00
8 = 8*1 = 8*(4/4)
8 = 32/4

3/4 + ? = 32/4 - 1/4
3/4 + ¿? = 31/4
? = 31/4 - 3/4
? = 28/4
? = 7

3/4 + 7 = 32/4 - 1/4