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

Detalhes bibliográficos
Autor principal: Gaytero, Reynaldo B.
Formato: Livro
Idioma:English
Publicado em: [S.l. The Author] c1996.
Assuntos:
Multiplication > Study and teaching.