What is it?
Mathway is a Web calculator that not only solves math problems for you, but also shows you how it got to the answer with step-by-step directions. (Note: The answers are free, but Step-by-Step instructions require a fee)
Where can I get it?
Mathway is available for through standard internet browsers (Mathway: Math Problem Solver
) and through Apple's App Store & Google Play for Android.
Are the answers correct?
I've never had a problem with it yet, all the answers are fine for me.
My screenshots (from Galaxy SIII):