Casio Fx991es Plus 2nd Edition Scientific Calculator

Number of Functions : 417

Natural textbook displayDisplay expression same as textbook.

10 + 2 digits10-digit mantissa + 2-digit exponential display.

Dot matrix displayHigh-resolution screen provides beautiful looking graphs every time.

Multi-replayQuick and easy recall of previously executed formulas for editing and re-execution.

Solar & BatterySolar powered when light is sufficient, battery powered when light is insufficient.

Plastic keysDesigned and engineered for easy operation.

Basic StatisticsStandard statistics functions such as Mean, SUM, Standard Deviation, and Regression

Table GenerationYou can create a numerical table based on that expression by registering a function expression. In addition, graph functions can be represented by graphs.

Base-n calculationBinary/Octal/Hexadecimal

Scientific ConstantsYou can use constant symbols used in physics, science classes.

Metric conversion functionYou can convert a number in one unit to a number in a different unit.

List based STAT-data editorViewing and editing of input data in list format, showing data groups (x-data, y-data, frequency) and surrounding data.

Vector

Differentiation

Non Graphing

Matrix

Equation

Integration

Complex number calculation