Best Calculator Casio FX-991ex in Canada 2025
Updated on 06/06/2025
#1
Recommended
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- Accepted for maturity examinations
- Displays numerical expressions in a textbook format
- Offers 24 levels of brackets for calculations
- Calculates regression and correlation coefficients
- Solar-powered with battery backup; dimensions: 1.5 x 7.5 x 16.2 cm
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- Accepted for maturity examinations
- Displays numerical expressions in a textbook format
- Offers 24 levels of brackets for calculations
- Calculates regression and correlation coefficients
- Solar-powered with battery backup; dimensions: 1.5 x 7.5 x 16.2 cm
#2
Value for Money
14% Off
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- High-resolution display with adjustable contrast for improved cursor visibility
- Supports numerical differentiation and integration
- Capable of 4x4 matrix, vector calculations, and complex number operations
- Offers two-variable statistical regression and visualization, with QR code functionality
- Includes QR code for authenticating CASIO products
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- High-resolution display with adjustable contrast for improved cursor visibility
- Supports numerical differentiation and integration
- Capable of 4x4 matrix, vector calculations, and complex number operations
- Offers two-variable statistical regression and visualization, with QR code functionality
- Includes QR code for authenticating CASIO products
#3
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- Natural textbook display
- Numerical differentiation and integration
- 4x4 matrix and vector calculations
- Statistical regression for two variables
- Complex number operations
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- Natural textbook display
- Numerical differentiation and integration
- 4x4 matrix and vector calculations
- Statistical regression for two variables
- Complex number operations
#4
10% Off
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- 522 calculation functions across mathematical disciplines, including trigonometric, calculus, and statistical methods, suitable for various scientific and engineering applications.
- Integrated notepad with a locking key to prevent accidental deletions, allowing users to take notes while calculating efficiently.
- Powered by solar energy and rechargeable through Type-C port, ensuring reliable usage without the hassle of battery changes.
- User-friendly keyboard equipped with scientific symbols and function keys, streamlining complex calculations for students and professionals alike.
- Essential tool for students in middle/high school and college, enhancing learning and problem-solving capabilities.
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- 522 calculation functions across mathematical disciplines, including trigonometric, calculus, and statistical methods, suitable for various scientific and engineering applications.
- Integrated notepad with a locking key to prevent accidental deletions, allowing users to take notes while calculating efficiently.
- Powered by solar energy and rechargeable through Type-C port, ensuring reliable usage without the hassle of battery changes.
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#5
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- Scientific calculator featuring 540+ functions for academic use.
- High-resolution LCD display offering 192 x 63 pixels and an icon menu.
- Includes spreadsheet functionality for statistical analysis.
- QR code enables continued calculations on a PC.
- Capable of solving equations and systems with up to 4 equations, including 4 x 4 matrix calculations.
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- Scientific calculator featuring 540+ functions for academic use.
- High-resolution LCD display offering 192 x 63 pixels and an icon menu.
- Includes spreadsheet functionality for statistical analysis.
- QR code enables continued calculations on a PC.
- Capable of solving equations and systems with up to 4 equations, including 4 x 4 matrix calculations.
#6
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- Natural Textbook Display for fractions, derivatives, integrals, and sums as shown in math textbooks.
- Converts between Standard form and Decimal, with a feature to review and edit previous entries.
- 2-function Table of values for [f(x), g(x)], includes Statistics and Linear Regression.
- Random Number Generator and Integer Division with a Remainder.
- Calculates Greatest Common Divisor and Least Common Multiple.
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- Natural Textbook Display for fractions, derivatives, integrals, and sums as shown in math textbooks.
- Converts between Standard form and Decimal, with a feature to review and edit previous entries.
- 2-function Table of values for [f(x), g(x)], includes Statistics and Linear Regression.
- Random Number Generator and Integer Division with a Remainder.
- Calculates Greatest Common Divisor and Least Common Multiple.
#7
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- LCD display offering clear visuals
- Dual power source: operates on battery and solar energy
- Supports 696 diverse functions
- Display resolution of 63 x 192 pixels for sharp graphics
- Menu language available in German
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- LCD display offering clear visuals
- Dual power source: operates on battery and solar energy
- Supports 696 diverse functions
- Display resolution of 63 x 192 pixels for sharp graphics
- Menu language available in German
#8
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- Natural textbook display
- List-based statistical data entry
- Multi replay
- Slide on hard plastic case
- Ideal for Keystages 3, 4 and above
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- Natural textbook display
- List-based statistical data entry
- Multi replay
- Slide on hard plastic case
- Ideal for Keystages 3, 4 and above
#9
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- Scientific calculator featuring 425 advanced functions with solar and battery backup
- Supports natural display of mathematical input and both decimal and math output
- Includes integration calculations, statistical functions, and base-n calculations with conversions
- Offers a list-based data editor for standard deviation, quartiles, and regression analysis
- Handles vector and matrix operations, including Ref/rref and polynomial equation solving
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- Scientific calculator featuring 425 advanced functions with solar and battery backup
- Supports natural display of mathematical input and both decimal and math output
- Includes integration calculations, statistical functions, and base-n calculations with conversions
- Offers a list-based data editor for standard deviation, quartiles, and regression analysis
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#10
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- Scientific calculator featuring 401 advanced mathematical functions, supported by both solar and battery power for reliability.
- Capable of performing calculus operations, including integration and differentiation, as well as vector and matrix calculations.
- Supports engineering calculations across various numerical bases, including decimal, hexadecimal, octal, and binary conversions.
- Includes 40 scientific constants and 40 metric conversion functions for convenience.
- Equipped with a two-way power system and comes with a protective slide-on hard case.
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- Scientific calculator featuring 401 advanced mathematical functions, supported by both solar and battery power for reliability.
- Capable of performing calculus operations, including integration and differentiation, as well as vector and matrix calculations.
- Supports engineering calculations across various numerical bases, including decimal, hexadecimal, octal, and binary conversions.
- Includes 40 scientific constants and 40 metric conversion functions for convenience.
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