Fraction calculations Combination and permutation Statistics (STAT-data editor, Standard deviation, Regression analysis) 9 variable memories Comes with a slide-on hard case Specifications Non-Programmable Number of Functions : 401 AAA × 1 (R03) 10 + 2 digits 10-digit mantissa + 2-digit exponential display. Dot-matrix display A high-resolution screen provides beautiful-looking graphs every time. Regular percent Regular percentage calculations. Multi-replay Quick and easy recall of previously executed formulas for editing and re-execution. Plastic keys Designed and engineered for easy operation. S-V.P.A.M. (Super Visually Perfect Algebraic Method) All the features of the existing V.P.A.M. series plus a new 2-line display and a useful Replay function. All this helps to make mathematics easier to use and easier to understand than ever before. STAT-data editor Back-step viewing and editing of input data. Metric conversion function You can convert a number in one unit to a number in a different unit.