Casio Scientific Calculator FX991MSPLUS

Scientific Calculator


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Description & Features+

Multi-replay function , Matrix calculations , Equation calculations , Vector calculations , Differential calculations , SOLVE function

  • Two way power
  • 401 Functions
  • Dot Matrix
  • 2-Line Display
  • 10+2 Digits
  • Plastic Keys
  • 2-line display
  • Fraction calculations
  • Integration calculations
  • Combination and Permutation
  • Statistics (STAT-data editor, Standard deviation, Normal distribution calculations, Regression analysis)
  • Base-n calculations / conversions
  • Logical operations
  • Complex number calculations
  • CALC memory
  • Engineering symbol calculations
  • 40 scientific calculations
  • 40 metric conversions(20 conversion pairs)
  • 9 variable memories
  • Comes with slide-on hard case

Assembled product dimensions: L 9.50 inches x W 6.00 inches x H 2.13 inches x W 0.55 pounds


Available for Shipping to Grab & Go Locker
Available for Shipping to Canada Post
Assembled Height
2.13 in
Assembled Length
9.5 in
Assembled Weight
0.55 lb
Assembled Width
6 in
Casio Canada Ltd
Supplier Warranty

This product, except the case and battery, is warranted by CASIO and its distributors to the original purchaser to be free from defects in material and workmanship under normal use for a period of one year from the date of purchase.

Supplier Warranty Length
1 year
Product Identifiers
Walmart Item #
30054269, 30557986
Model #

Store Availability+


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From the Manufacturer +

Ratings & Reviews+

Casio Scientific Calculator FX991MSPLUS is rated 4.3 out of 5 by 6.
Rated 5 out of 5 by from CASIO FX991MS AWESOME CALCULATOR IS LOW PRICE...Have all the functions needed for complex Engineering.
Date published: 2013-10-26
Rated 5 out of 5 by from Excellent I love CASIO!!! It's very easy to use. Since I am a management school student, I use calculator a lot. This is a good choice for me.
Date published: 2013-03-15
Rated 5 out of 5 by from Love it ! I bought this calculator back in Grade 8, used through my high school years and I became very attached to it. I honestly love it, it didn't break down once through high school and now I am in University for Math and I am still using it.
Date published: 2014-07-05
Rated 5 out of 5 by from Great Calculator! I'm in the Chemical Technology program at NAIT and this is the recommended calculator for that program. Logs, exponents, stats, this can do everything we need!
Date published: 2015-09-09
Rated 5 out of 5 by from Very Useful It has all the functions that my courses need, very helpful.
Date published: 2014-10-20
Rated 1 out of 5 by from Not recommanded I bought this product for my son, when we received it, and fond that it has defective point on the screen and a bit crack on the body. looks like referbished one.
Date published: 2013-10-05
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