Memory  
Available RAM/Flash ROM  500KB/5.4MB 
Number and Constant Memory  Yes 
Electronic upgradeability  Yes 
Prior Entry Recall  Not Available 
Display  
Interface  Icon Menu 
Lines x characters  Proportional 
Screen Size (Pixels)  160 x 240 
Color Display  Not Available 
Natural Display Input  Yes 
Capture, Clip & Paste Capability  Yes 
Language Options Available  Yes 
Graphing  
Function (Y= Equations to Graph)  20 x 5 set 
Parametric  Yes 
Polar  Yes 
Sequence  Yes 
Constant (X=)  Yes 
Inequality (auto shading)  Yes 
Zoom, Trace  Yes 
Dynamic/Transformation  Yes 
Conics  Yes 
3D with Parametric Graphing  Yes 
Differential Equations/Slope Fields  Yes 
Mathematics  
Table of Function Values  Yes 
Fixed Decimal Options  Yes 
Scientific Notation  10 + 3 
Fraction Operations  Yes 
Interactive Equation Solver  Yes 
Simultaneous Equation Solver  Function 
Polynomial Root Finder  Function 
Complex Numbers  Yes 
Matrices  Up to Memory 
Vectors  Up to Memory 
Computer Algebra System/Symbolic Manipulation  Yes 
Recall and Edit Last Entry  Not Available 
Spreadsheet Capabilities  Yes 
Computer Math  
Calculates in Dec, Hex, Oct, Binary  Yes 
Logic Operations  Yes 
Discrete Math  
Recursive Sequences  Yes 
Geometry  
Geometric Constructions and Transformations  Yes 
Trigonometry  
Sin, Cos, Tan, and Inverses  Yes 
Hyperbolic Functions  Yes 
DegreesRadiansGrads  Yes 
Stats & Data Analysis  
One and TwoVariable Statistics  Yes 
Median, Quartiles  Yes 
Intermediate Statistics  Yes 
Combinations, Permutations & Random Numbers  Yes 
Regression Models  11 (includes Polynomial Regression) 
Estimated Values for Regression Graph  Not Available 
Degrees of Polynomial Regressions  1,2,3,4 
Histograms, Scatter Plots  Yes 
Box & Whisker Plots  Yes 
Pie Chart, Bar Graph, Stacked Bar  Yes 
Number of Lists  Up to Memory 
List Length  Up to 9999 
Inferential Statistics & Probability Distributions  Yes 
One and Two Sample Z and T tests  Yes 
ChiSquared, Anova, F Tests  Yes 
Z and T Interval Tests  Yes 
Distributions (p.d. and c.d. and Inverse c.d.)  21 
Calculus  
Numeric Differentiation / Integration  Yes 
Symbolic Differentiation / Integration  Yes 
Maximum, Minimum  Yes 
Inflection Points  Yes 
Useful Education Features 
Interactive Equation Solver  Yes 
User Defined Functions  Yes 
eActivities  Yes 
Science  
DegreeMinuteSecond<>Decimal Degree  Yes 
Polar<>Rectagular  Yes 
Metric Conversions  Not Available 
Periodic Table  Not Available 
Programs Available for EA200 Data Analyzer  Yes 
Finance  
N, %, I, PMT, PV, FV, Amortization  Yes 
Amortization Schedule  Yes 
Interactive TVM Solver  Yes 
Interest Conversion  Yes 
Annuity Due & Begin Setting  Yes 
Day/Date Calculation  Yes 
Recall of Financial Values  Not Available 
Cost/Sell/Margin  Yes 
IRR, NPV, PBP, NFV, Cash Flow  Yes 
Special  
USB Port  Yes 
Unit to Unit cable included/USB cable for connecting with PC included  Yes 
Batteries Included  4 AAA No backup battery needed

Automatic Power Off  Yes 
Connects to EA200/EA100  only EA200 