< Abacus < Manual

Abacus/Manual/Expert use

The Expert use of a culculator requires high practice and much depth in the mathematical field. To be very good at the math you need to know how to do the math first then practice the same principle by adding, subtracting, multipling, and dividing. All math does it so it might not be easy but you need to practice.

This article is issued from Wikibooks. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.