[kml_flashembed movie="http://www.youtube.com/v/auqUJY4mzAs" width="425" height="350" wmode="transparent" /]

[kml_flashembed movie="http://www.youtube.com/v/0_raPyspIsc" width="425" height="350" wmode="transparent" /]


com ens sortirà

per practicar fes clic AQUÍ

http://clic.xtec.cat/db/jclicApplet.jsp?project=http://clic.xtec.cat/projects/fraccio/jclic/fraccio.jclic.zip&lang=ca&title=%20%20Fraccions