Casio PRIZM fx-CG50 Graphing Calculator


Sale price$99.99 Regular price$110.99



3D Graph

Four types of 3D graphs (Sphere, Cylinder, Plane, and Line) are available. It is easy to draw 3D graphs using templates. (An industry-first feature)


  • Sphere
  • Cylinder
  • Plane
  • Line

Draw and display up to three 3D graphs.

Recognize combinations of graphs and interactive relationships between two or three graphs mathematically.

Three expressions available

Cylinder and plane expressions

Cylinder and plane graphs

Investigate the relationship between expressions and 3D graphs.


3D graph

Select EXPRESS, VECTOR, or POINTS format when inputting expression of 3D graphs.


Explore 3D graphs mathematically

  1. Zoom in and zoom out
    • Zoom in
    • Zoom out
  2. Vertical and horizontal rotation
    • Vertical rotation
    • Horizontal rotation
  3. Cross-section
    • Cross-section
  4. X-axis, Y-axis, Z-axis view
    • X-axis view
    • Z-axis view

E-CON4 Application

This feature, with a simple user interface, is effective for collecting data for use in classroom science and technology lessons.

This feature has Auto-ID recognition, which enables drawing of graphs of collected data automatically with no complicated settings.

Catalog Function

Select the desired command easily and quickly use the catalog function.

  • History search
  • Category search

Examination Mode

This mode allows you to quickly prepare your calculator for exams. This mode restricts access to memory, programs, functions, and applications, so that these features would not be available during exams.

Enhance your lesson plans by linking the calculator to various devices.


Manager is a software program that emulates the operation of Graphing calculator fx-CG50. This enables teachers to prepare teaching materials (Activities) and present them in the classroom using a projector (Workshops).

Subscription Methods

There are two ways to subscribe: online or card.

fx-CG Manager PLUS Subscription for fx-CG Series

  • fx-CG50 Calculator Emulation for Windows for Mac

fx-CG Manager PLUS Subscription for fx-CG20 Series license can utilize fx-CG Manager Subscription for fx-CG50 Series with the same license.

Licensing Options


License expiration period 1 year

  • FA-CG1SA (Single License)
  • FA-CG1SB (10 Licenses)
  • FA-CG1SC (30 Licenses)
  • FA-CG1SD (100 Licenses)


License expiration period 1 year

  • FA-CG-1-W1A (Single License)
  • FA-CG1-W1B (10 Licenses)
  • FA-CG1-W1C (30 Licenses)
  • FA-CG1-W1D (100 Licenses)

License expiration period 3 years

  • FA-CG1-W3A (Single License)
  • FA-CG1-W3B (10 Licenses)
  • FA-CG1-W3C (30 Licenses)
  • FA-CG1-W3D (100 Licenses)

Basic Functions

  • Angle unit, Angle unit conversion (Deg, Rad, Gra)
  • Trigonometric functions, Inverse trigonometric functions
  • Hyperbolic functions, Inverse hyperbolic functions
  • Exponent functions, Logarithmic functions
  • Power functions (square root, cubic root, square, power, radical root)
  • Coordinate conversion (Pol, Rec)
  • Combination/Permutation (nCr, nPr)
  • Factorial, Inverse, Random numbers, Random sampling of an existing list, Fractions
  • Logical operations
  • Sexagesimal ↔ Decimal conversion
  • Matrix calculations
  • Vector calculations
  • Complex number calculations
  • Base-n calculations/conversions
  • List data calculations
  • Rounding
  • Display format
  • Conversion (pre-installed software)
  • Engineering symbol calculation
  • Engineering notation


  • 3D Graph (pre-installed software)
  • Rectangular coordinate graphing, Polar coordinate graphing
  • Integration graph
  • Parametric function graphing, Inequality graphing
  • Trace, Zoom (box zoom, zoom in, zoom out, auto zoom)
  • Table and Graph
  • Dual Graph (table and graph, graph and graph)
  • Sketch (tangent line, normal line, inverse function)
  • Solve (root, minimum, maximum, intersection, integration: integral calculation improvement (real-time integral calculation), new integral calculation function (mixed integrals))
  • Dynamic graph
  • Conic section graph
  • Recursion graph
  • Picture Plot (pre-installed software)


  • List-based one-variable and two-variable statistical analysis
  • Statistical regression calculations
  • Statistical plot (scatter plot, xyLine, normal probability plot, histogram, box plot)
  • Statistical regression graphs (linear, med-med, quadratic, cubic, quartic, logarithmic, exponential, power, sinusoidal, logistic regression)
  • Advanced statistical calculations: tests (Z-test, t-test, χ²-test, F-test, ANOVA), intervals (Z-interval, t-interval), distributions
  • Pie chart
  • Bar graph


  • Power supply: Four AAA-size alkaline batteries or four nickel-metal hydride batteries
  • Approximate battery life (hours): 140 (AAA-size alkaline batteries), 85 (nickel-metal hydride batteries) Assuming 5 minutes calculation and 55 minutes display per hour
  • Dot matrix display: 216 x 384 dots
  • Display capacity (characters): 21 x 8
  • Internal operation digits: 15
  • Nested parentheses levels: 26
  • Data communication: 3-pin cable, USB cable
  • 3-pin serial port
  • USB port


Basic Information

  • Product features: Programmable, Financial, Graphing
  • Number of Functions: Over 2900
  • Product type: Programmable, Financial, Graphing
  • Number of digits: 10 + 2 digits
  • Liquid crystal display
  • Natural textbook display
  • Icon menu
  • Color display
  • Backlight
  • Dot matrix display
  • High Resolution

Key characteristics

  • Plastic keys
  • Key functions
  • Negative Sign
  • Power Off
  • Memory
  • No. of memory: 28
  • Answer Memory
  • Add-in Function
  • Memory Protection
  • Reset Function

Power supply

  • AAA-size Battery
  • AAA×4
  • Approximate battery life Main 170 hours
  • Auto Power Off

Size (D × W × H)

188.5 × 89 × 18.6 mm


230 g


3-pin cable, USB cable, Hard Case

Display Settings

  • Display format settings
  • Number Format: Fix
  • Number Format: Sci
  • Number Format: Norm
  • Engineering Symbol
  • Engineering Notation
  • Toggling Calculation Results

Calculation Functions

Basic calculation

  • Basic Mathematical Functions
  • Number of Functions: Over 2900
  • Absolute Value Calculation
  • Power Function (Square)
  • 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
  • GCD / LCM
  • Determine the Integer Part
  • Random Number Generation
  • Random Integer Generation
  • Summation
  • Catalog Function

Other functions

Spreadsheet, Equation, Recursion, Geometry Application, Physics- and chemistry-related functions

Metric conversion function, Periodic Table

Graph Functions/Other

Basic graph function

  • Rectangular coordinate graphing
  • Polar coordinate graphing
  • Parametric function graphing
  • Inequality graphing
  • Domain graph/ Range graph
  • Integration graph
  • Conic section graph
  • Trace, Zoom (box zoom, zoom in, zoom out, auto zoom)
  • Solve (root, minimum, maximum, intersection, integration)
  • Sketch (tangent line, normal line, inverse function)
  • Recursion graph
  • 3D Graph

Graph application function

  • Table and Graph
  • Dual graph (table and graph, graph and graph)
  • Dynamic graph
  • Picture Plot (pre-installed software)

Geometry function

File operations for Geometry, Drawing and editing objects for Geometry, Construct objects for Geometry, Measurements of an object, Animation

Program Functions

Calculator program function

BASIC LIKE Program, Python

Program capacity

Memory: 61,000 bytes

Exam Compatibility

Permitted in exams

IB, AP / SAT / SAT Subject / PSAT / NMSQT / ACT / IB

Exam-mode compatible

Examination mode

Peripheral Devices

Connection to peripheral devices

  • Connection to another calculator
  • Direct connection with projectors
  • Connection to PC
  • Data Logger

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