https://padlet.com/claudioud/xpmvo2v0xs88 claudio 6 A en-us 2017-02-01 18:46:55 UTC 2017-02-01 19:15:59 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Balance.png claudioud https://padlet.com/claudioud/xpmvo2v0xs88/wish/150947318 Antigamente o método de conta era relacionado á pedras e um saco.a cada quantidade era uma pedra no saco]]> 2017-02-01 18:50:37 UTC https://padlet.com/claudioud/xpmvo2v0xs88/wish/150947318 claudioud https://padlet.com/claudioud/xpmvo2v0xs88/wish/150948395 ele era utilizado pelo homem para seu trabalho ou ETC...]]> 2017-02-01 18:53:19 UTC https://padlet.com/claudioud/xpmvo2v0xs88/wish/150948395 claudioud https://padlet.com/claudioud/xpmvo2v0xs88/wish/150950218 Dessa forma ela foi patenteada do nome calculo esse nome significa "pedras" e calcular de "contar pedrinhas"]]> 2017-02-01 18:57:28 UTC https://padlet.com/claudioud/xpmvo2v0xs88/wish/150950218 claudioud https://padlet.com/claudioud/xpmvo2v0xs88/wish/150951475 6 ano A]]> 2017-02-01 19:00:01 UTC https://padlet.com/claudioud/xpmvo2v0xs88/wish/150951475