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CASIO – FX-991MS Standard Scientific Calculators

8.700 BD

In stock

SKU: 4549526611308 Category:

Description

Features

Fraction calculations
Combination and permutation
Statistics (STAT-data editor, Standard deviation, Regression analysis)
9 variable memories
Comes with slide-on hard case

Specifications

  • Product features

    Non Programmable
    Non Graphing
    Number of Functions : 401
  • Product type

    Non Programmable
    Non Graphing
  • Number of digits

    10 + 2 digits
  • Liquid crystal display

    S-V.P.A.M. (Super Visually Perfect Algebraic Method)
    Dot matrix display
  • Key characteristics

    Plastic keys
  • Key functions

    Negative Sign
    Power Off
  • Memory

    Variables: 9
    Independent Memory (M / M+ / M-)
    Answer Memory
    Memory Protection
    Reset Function
  • Power supply

    Solar & Battery
    Approximate battery life Main 3 years
    Auto Power Off
  • Size (D × W × H)

    155 × 78 × 13 mm
  • Weight

    105 g
  • Accessories

    Hard Case

  • Display format settings

    Number Format: Fix
    Number Format: Sci
    Number Format: Norm
    Engineering Symbol
    Engineering Notation
    Fraction / Decimal Conversion (Fraction Key)

  • Basic Mathematical Functions
    Number of Functions : 401
    Absolute Value Calculation
    Power Function (Square)
    Power Function (Cube)
    Power Function
    Power Function (Square Root)
    Trigonometric Function
    Inverse Trigonometric Function
    Hyperbolic / Inverse Hyperbolic Function
    Exponential Calculation
    Logarithmic Calculation
    Log not base 10
    Coordinate Conversion
    Combination / Permutation
    Random Number Generation
    Summation

Brand

Casio

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SKU454952661130845495266003954549526701399454952660877345495266004704549526607219
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Description
Content

Features

Fraction calculations Combination and permutation Statistics (STAT-data editor, Standard deviation, Regression analysis) 9 variable memories Comes with slide-on hard case

Specifications

  • Product features

    Non Programmable
    Non Graphing
    Number of Functions : 401
  • Product type

    Non Programmable
    Non Graphing
  • Number of digits

    10 + 2 digits
  • Liquid crystal display

    S-V.P.A.M. (Super Visually Perfect Algebraic Method)
    Dot matrix display
  • Key characteristics

    Plastic keys
  • Key functions

    Negative Sign
    Power Off
  • Memory

    Variables: 9
    Independent Memory (M / M+ / M-)
    Answer Memory
    Memory Protection
    Reset Function
  • Power supply

    Solar & Battery
    Approximate battery life Main 3 years
    Auto Power Off
  • Size (D × W × H)

    155 × 78 × 13 mm
  • Weight

    105 g
  • Accessories

    Hard Case

  • Display format settings

    Number Format: Fix
    Number Format: Sci
    Number Format: Norm
    Engineering Symbol
    Engineering Notation
    Fraction / Decimal Conversion (Fraction Key)

  • Basic Mathematical Functions
    Number of Functions : 401
    Absolute Value Calculation
    Power Function (Square)
    Power Function (Cube)
    Power Function
    Power Function (Square Root)
    Trigonometric Function
    Inverse Trigonometric Function
    Hyperbolic / Inverse Hyperbolic Function
    Exponential Calculation
    Logarithmic Calculation
    Log not base 10
    Coordinate Conversion
    Combination / Permutation
    Random Number Generation
    Summation

Specifications

  • DIGIT
    12 digits

  • Regular percent
    Regular percentRegular percentage calculations.

  • 150 steps check
    150 steps checkDisplays up to 150 previous calculation steps.

  • Tax calculation
    Tax calculationAutomatic calculation of price plus tax, price less tax, discount, selling price, tax amount, discount amount, and margin amount.

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

  • Function command signs
    Function command signsA symbol (+, -, ×, ÷) on the display indicates the status of operation you are currently performing.

  • Key rollover
    Key rolloverKey operations are stored in a buffer, so nothing is lost even during high-speed input.

  • Extra Large display
    Extra Large displayLarger display makes more data easier to read.

  • Plastic keys
    Plastic keysDesigned and engineered for easy operation.

  • Mark-up
    Mark-upAll the mark-up capabilities of an adding machine for simplified cost and profit calculations.

  • Localized number display
    Localized number displayDisplays numbers in four digit separator formats(Type A, Type B, Type C and Indian).

  • Product features

    Tax calculation
    Metal Faceplate
  • Product type

    Metal Faceplate
    Desktop Type
  • Number of digits

    14 digits
  • Liquid crystal display

    Extra Large display
    3-digit comma markers
  • Key characteristics

    Plastic keys
  • Key functions

    Key rollover
    Shift key (▶)
    Sign Change (+/-)
  • Memory

    Independent memory
  • Power supply

    Solar & Battery
  • Size (D × W × H)

    205.5 × 149.5 × 35.1 mm
  • Weight

    250 g

  • Display format settings

    Decimal selector (4/2/1/0/ADD₂)
    Rounding selector (F・CUT・UP・5/4)

  • Basic calculation

    Basic Calculation
    Regular percent (%)
  • Applied calculation

    Tax calculation
  • More comfortable in the hand!

    A rounded design that fits naturally in the hand and a slim body that’s comfortable to hold
  • Attachable and detachable in any direction!

    Hard case that’s attachable and detachable in any direction for greater ease of use
  • More legible!

    The keys have been made rectangular, making them easier to press. They are also easier to read because of larger text.
  • Easier to use!

    Highly visible, easy-to-press cursor keys and function keys

Function Natural Textbook Display

Features Natural Textbook Display format for displaying equations and calculation results just as they appear in textbooks
  • Fraction and square root

  • Trigonometry

  • Table

  • Statistical calculations

  • Equation calculations

  • Complex number calculations

  • Matrix calculations

  • Vector calculations

  • SOLVE calculations

  • CALC calculations

  • Integration calculations

  • Differential calculations

  • Scientific constants

  • Metric conversions

  • Product features

    Recheck with sound assist
    300 steps check
    Tax calculation
    Metal Faceplate
    Localized number display
  • Product type

    Metal Faceplate
    Desktop Type
  • Number of digits

    12 digits
  • Liquid crystal display

    Extra Large display
    Function command signs
    3-digit comma markers
  • Key characteristics

    UV-coated durable keys
  • Key functions

    Key rollover
    Shift key (▶)
    Sign Change (+/-)
    Mark-up
  • Memory

    Grand total (GT)
    Independent memory
  • Power supply

    Solar & Battery
  • Size (D × W × H)

    219 × 146 × 38 mm
  • Weight

    260 g

  • Display format settings

    Decimal selector (4/3/2/1/0/ADD₂)
    Rounding selector (F・CUT・UP・5/4)
    Localized number display

  • Basic calculation

    Basic Calculation
    Regular percent (%)
    Square root (√)
  • Applied calculation

    Recheck with sound assist
    300 steps check
    Tax calculation

Technical Specifications

Display
      • Display type: DOT/LCD
      • Algebraic input logic: S-V.P.A.M.
      • Number of characters/lines: 12/1+10/1
      • Significand function: 10+2
Memory
      • Repeat function
      • Variable memory: 8
Basic mathematics
      • Functions: 240
      • Bracket levels: 24
      • Fraction calculations
      • Angle dimensions DEG/RAD/GRAD
      • Conversions between >DEG/>RAD/>GRAD
      • Coordinate transformation Pol ÷ Rec
      • Trigonometric functions sin/cos/tan/sin-1/cos-1/tan-1
      • Hyperbolic functions sinh/cosh/tanh/sinh-1/cosh-1/tanh-1
      • Exponent, log, In, 10x, ex
      • Mathematical functions √, x2, x-1, 1/x, x!, xy, x1/y
      • Calculations in the sexagesimal system
      • Percentage calculations
      • Technical notation ENG/ENG
      • Random number generator
Statistics
      • Summation of ∑x, ∑x2
      • Summation of ∑x, ∑y, ∑x2, ∑y2, ∑xy
      • Standard deviations for grouped and ungrouped values
      • Regression analysis
      • Permutations (nPr) and combinatorics (nCr)
Other
      • Menu language: english
      • Automatic shut-off
      • Energy supply: Battery
      • Battery type: 1 x AA
      • Size (H x W x D mm): 14 x 77 x 162
      • Weight: 105 g
      • Availability of models and/or lineups may differ depending on the country or region.
      • Technical amendments and errors excepted. The sizes in figures do not correspond to the original sizes.
Weight
DimensionsN/AN/AN/AN/AN/AN/A
Additional information