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Casio FX-991EX Engineering/Scientific Calculator, Black

by Casio
4.7 out of 5 stars 217 customer reviews
Amazon's Choice recommends highly rated, well-priced products available to ship immediately.
Amazon's Choice for "casio scientific calculators"

List Price: $19.99
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  • High Resolution Display to view more data like spreadsheets & 4x4 matrix calculations
  • Natural Text book display - symbols and numbers appear just as they do in textbook
  • Numeric Integration/Differentiation. 552 functions
  • Simultaneous and Polynomial Solver
  • Solar Powered with Battery Backup (LR44 Button Cell Battery Included)

3 months for $0.99 3 months for $0.99


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  • Casio FX-991EX Engineering/Scientific Calculator, Black
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  • Texas Instruments TI-36X Pro Engineering/Scientific Calculator
Total price: $38.86
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Product description

A high performance scientific calculator with high resolution display increasing the amount of information displayed and super fast calculation speed for testing or performing the most advance mathematics. High resolution LCD screen allows viewing of more information like spreadsheets and 4x4 matrix calculations. This calculator has a comprehensive set of advanced calculations for integration & differential calculus, along with vector and inequality calculations. For middle school, high school and college math courses.


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217 customer reviews

4.7 out of 5 stars

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Calculators
4.4
Engineering
4.3
Casio
4.2
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September 26, 2017
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August 11, 2017
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August 22, 2017
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