Math power: shortcuts, tricks and puzzles/
Math power: shortcuts, tricks and puzzles/ Divina Gracia T. Bandong. -- Baguio City: Summa Elim Pub., 2002.
v, 253 p.: col. ill.; 28 cm.
Includes bibliographical references.
Mathematics- Problems, exercises, etc.
v, 253 p.: col. ill.; 28 cm.
Includes bibliographical references.
Mathematics- Problems, exercises, etc.