Casio FX 65 Individual Calculator

The Casio FX 65 follows the algebraic logic, calculating in M-D-A-S order. It converts between mixed and improper fractions and between decimal values and fractions at the touch of a key. It also rounds mixed numbers to the nearest whole number. True fraction display shows numerator over denominator just as it is written in textbooks. The simplification key reduces fractions step by step. Pi is displayed symbolically.