2ºA

Naturales.- 1,2,3 y busca la respuesta  1,2,3,4,5,6,7,10,13,14,15,16,17,18,19,20 ,21,23,26,27,30,31,32,33,34,35,36,37,39,40,41,45,47,49,52,61,63,64
Mates.-Pag 90 ej 3