Summary: love this calc, it's easier to understand than other scientifics, and has useful things like adding, subtracting, dividing, and multiplying fractions, switch fractions to decimal, Fahrenheit to Celsius, and more.
I still have that first one and it's still working just fine. I liked the old versions buttons better
Adam Irrgang, Amazon
29 April 2015
Summary: I have 3 of these (one at work, one at home, one in my garage), and I've been using this model for more than 20 years. I still have that first one and it's still working just fine. I liked the old versions buttons better, they used to be hard plastic, and now they're elastomeric.
Awesome calculator for your chemistry course that doesn't allow graphing/programmable ...
Corey Alden, Amazon
3 April 2015
Summary: Awesome calculator for your chemistry course that doesn't allow graphing/programmable calculators. I had one 7 years ago and lost it, and just bought another one. This thing has all your constants you use in chemistry programmed right into it; all you have to do is learn how to use it.
The processor chip is excellent. The processor chips is different and better than ...
John Bronner, Amazon
18 October 2014
Summary: I own a version of this calculator from around 1995 and another from around 2000, both of which used the same processor chip. The processor chip is excellent. The processor chips is different and better than most calculators because only solar powered it includes three memories and it includes some...
Summary: Perfect for when you don't want to have to carry a heavy battery-consuming calculator to class, or as a backup calculator for tests. Exactly what you need for any engineering-level math (including calculus/diff eq) without any of the extra junk that can make using a calculator complicated.