FX-991EX

Basic Information

• Product features

  Non ProgrammableNon GraphingNumber of Functions : 552

• Product type

  Non ProgrammableNon Graphing

• Number of digits

  10 + 2 digits

• Liquid crystal display

  3-digit comma markersNatural textbook displayIcon menuDot matrix displayHigh Resolution

• Key characteristics

  Plastic keys

• Key functions

  Negative SignPower Off

• Memory

  Variables: 9Variables ListIndependent Memory (M / M+ / M-)Answer MemoryMemory ProtectionReset Function

• Power supply

  Solar & BatteryApproximate battery life Main 2 yearsAuto Power Off

• Accessories

  Hard Case

Display Settings

• Display format settings

  Number Format: FixNumber Format: SciNumber Format: NormEngineering SymbolEngineering NotationToggling Calculation ResultsFraction / Decimal Conversion (SHIFT＋＝)

Calculation Functions

• Basic calculation

  Basic CalculationBracket CalculationFraction CalculationDegree, Minute, Secound (Sexagesimal) CalculationsReciprocal CalculationPercent Calculation (scientific calculator function)Ratio calculationFactorial FunctionπCalculation with √ and πRounding Function

• Advanced calculation

  Transcendental number: eBase-n calculationLogical OperatorsComplex number calculationMatrix calculationsVector calculationsDifferential calculationIntegration calculation

• Applied calculation

  Multi-statement Command (:)Continuous CalculationReplay FunctionMulti-replay FunctionUNDOCALC FunctionSOLVE Function

Shipping & Delivery

Orders are processed within 1–2 business days. Estimated delivery time is 5–7 business days.