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

Gaytero, Reynaldo B.

Powerful mathematics shortcuts and techniques in multiplication : (30 techniques), for all levels and for all times. / Reynaldo B. Gaytero. - [s.l.] : [s.n.], c1996. - 167 p. 22 cm.

971-91750-0-1


Multiplication.

QA 115 / .G257 1996