A blog is that is all about mathematics and calculators, two of my passions in life.
Sorry I have not blogged in while. For the students: are you in school or about to go back? What math classes are you taking?
Quick Review: Casio fx-9910CW 2 nd Edition The Casio fx-9910CW 2 nd Edition is an update of the fx-991CW first released in 202...
