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

Detaylı Bibliyografya
Yazar: Gaytero, Reynaldo B.
Materyal Türü: Kitap
Dil:English
Baskı/Yayın Bilgisi: [S.l. The Author] c1996.
Konular:
Multiplication > Study and teaching.