Powerful mathematics shortcuts and techniques in multiplication (30 techniques), for all levels and for all times

Powerful mathematics shortcuts and techniques in multiplication (30 techniques), for all levels and for all times

Detalles Bibliográficos
Autor Principal: Gaytero, Reynaldo B.
Formato: Libro
Idioma:English
Publicado: [S.l. The Author] c1996.
Subjects:
Multiplication > Study and teaching.