números naturales y revisar el video: https://www.youtube.com/watch?v=uqCO15pKGKo textohttps://d1wqtxts1xzle7.cloudfront.net/49605831/Planificacin_de_las_matemticas_escolares20161014-10435-1zeh9m.pdf?1476480774=&response-content-disposition=inline%3B+filename%3DPlanificacion_de_las_matematicas_escolar.pdf&Expires=1600792765&Signature=MEJGNwNaBVg~d9UI-yYg26vCO1cU~IriW9GNnaXA3aDs6HGdAd51V0~hEGb8h7Cs05BtZRpqxO6ZyGndLVovVqvdNigjq~tc8lBPMh27Pz-D0RXq94Yz1~fNFwXu0IZg9jJuuT5B0i8JnQ~kNZdexl9L0-GApD-toGsLod3i0OdZzfGsfSxZi6pRUpmXMoJ562323oSyQW4dqenBaYoob57wppsyjdIELK3zlBGoTl5Fv5K0fokGhbWNgWNl5IRSAP1ZeB8UMrICGL19XkIa91zTMJKTpkdSUCKag3Nw~gC6dvNRhhZqKzeZSF~nhYBiko1i1KiBkB1XtWhO2~yhbA__&Key-Pair-Id=APKAJLOHF5GGSLRBV4ZA leer el textohttp://dspace.unitru.edu.pe/handle/UNITRU/14939