Best Casio FX-991es Plus Scientific Calculator in Canada 2025
Updated on 07/18/2025
#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
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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
#3
19% Off
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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
16% Off
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- Natural Textbook Display for easy reading
- Non-programmable scientific calculator with 417 functions
- Basic trigonometric and statistical functions included
- Color-coded keypad for easy differentiation
- Includes a protective hard case
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- Natural Textbook Display for easy reading
- Non-programmable scientific calculator with 417 functions
- Basic trigonometric and statistical functions included
- Color-coded keypad for easy differentiation
- Includes a protective hard case
#5
21% Off
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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.
#6
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- The natural display (natural-v.p.a.m.) It shows mathematical expressions such as roots and fractions that appear in your textbook, and this increases understanding because the results are easier to understand.
- The natural display (natural-v.p.a.m.) It shows mathematical expressions such as roots and fractions that appear in your textbook, and this increases understanding because the results are easier to understand.
#7
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
#8
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- Scientific calculator with a 12-digit display
- Model number: FX-991ES Plus 2
- Manufactured by Casio
- Designed for various mathematical calculations
- Features a durable black casing
- Suitable for both students and professionals
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- Scientific calculator with a 12-digit display
- Model number: FX-991ES Plus 2
- Manufactured by Casio
- Designed for various mathematical calculations
- Features a durable black casing
- Suitable for both students and professionals
#9
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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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#10
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- 16-digit, 4-line LCD display
- Natural textbook display replicates expressions and results as seen in textbooks
- Over 280 functions including fractions, statistics, complex numbers, base arithmetic, linear regression, standard deviation, and polar-rectangular conversions
- Multi-replay function enables backtracking through calculations to edit expressions and recalculate
- Includes 40 metric conversions and 40 scientific constants
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- 16-digit, 4-line LCD display
- Natural textbook display replicates expressions and results as seen in textbooks
- Over 280 functions including fractions, statistics, complex numbers, base arithmetic, linear regression, standard deviation, and polar-rectangular conversions
- Multi-replay function enables backtracking through calculations to edit expressions and recalculate
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