Tema 4

Actividades:
Ficha: 5, 13, 14, 19, 22, 31, 32
Libro: 1, 2, 3, 4, 10, 11, 12, 20, 21, 27, 28, 29

Problemas:
Ficha: 9, 18, 24, 26
Libro: 7, 8, 16, 17, 23, 25