Math Calculators, Lessons and Formulas
It is time to solve your math problem
This calculator evaluates arbitrary mathematical expressions. Calculator supports fractions, exponents and nested parenthesis.
The calculator will generate a step by step explanation on how the work has been done.
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Welcome to MathPortal. This web site owner is mathematician Miloš Petrović.
I designed this web site and wrote all the lessons, formulas and calculators .
If you want to contact me, probably have some question write me using the contact form or email me on