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Casio FX-991MS
6.6 out of 10

Casio FX-991MS

Best Price at Amazon

Reviews and Problems with Casio FX-991MS

Showing 1-10 of 49
Overall 9
9.0

User Review

toxictaz, REVIEW STREAM
2 January 2013
  • Excerpt: You can solve a number of mathematical problems with it easliy within seconds. It also has a program for unit conversions, like miles to kilometers and vice versa.
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Overall 10
10

Five star

beleonee, Ebay
2 April 2012
  • Summary: Hi, I just bought a FX-991MS. I need it becouse at the university I have to calculat with complex numbers. This calculator can do this, and it's very simple to use.
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Overall 10
10

User Review

User, REVIEW STREAM
16 December 2011
  • Excerpt: However, after several times of usage, the protective casing becomes loose and can easily slide off from its main body.
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Overall 10
10

User Review

RedTape, REVIEW STREAM
5 November 2011
  • Excerpt: A part from all that, the Casio fx-991MS Scientific Calculator also comes with a function I always wished my previous scientific calculator had.
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Overall 10
10

It´s a excellent product

carita1982, Ebay
7 May 2011
  • Summary: I had one of this calculator and it is great. The two ways power has permitted that my other product working for eleven years and never I changed the battery.
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Overall 10
10

Casio calculator

nazmusakib, Ebay
4 December 2010
  • Summary: I have been using that calculator for a long time, and I simply love it. It is much easier to use compared to one of the TI ones, and it is also pretty versatile.
  • Read Full Review
Overall 10
10

CASIO FX-991MS Scientific Calculator

chard_f, Ebay
10 March 2008
  • Summary: I bought this scientific calculator for school. It is very useful specially in in my engineering and math class.
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Overall 8
8.0
Value for money 8
8.0
Features 8
8.0
Ease of use 10
10
Durability 10
10
Looks 10
10
Instructions 6
6.0
Customer support 6
6.0

Confessions of Maths A-Level student...

MrEvans101 MrEvans101, Ciao
23 June 2008
  • Excerpt: Having just finished A-Level Maths, I can vouch for the reliability and usefulness of this calculator.
  • Pros: All the core facilities
  • Cons: Not the most up to date model
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Overall 10
10
Value for money 8
8.0
Features 10
10
Ease of use 8
8.0
Durability 10
10
Looks 10
10
Instructions 8
8.0
Customer support 8
8.0

HYBRID Calculator

yassarikhan786 yassarikhan786, Ciao
23 April 2008
  • Excerpt: What can I say, the Casio FX991MS is a great calculator. It can be used for regular functions such as adding, multiplying, subtracting and dividing numbers.
  • Pros: Long battery life, wide range of functions, very light
  • Cons: None as yet.
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Overall 10
10
Value for money 10
10
Features 10
10
Ease of use 8
8.0
Durability 10
10
Looks 10
10
Instructions 6
6.0
Customer support 8
8.0

Scientific Calculator alot of features

wrightmichaela wrightmichaela, Ciao
12 November 2007
  • Excerpt: I have had this calculator for 2 years and it has not dated at all, it is a scientific calculator which is solar powered, but also battery powered.
  • Pros: range of features on it, dual powered
  • Cons: None
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