XE Currency Converter

Currency and foreign exchange calculations using live, mid-market rates.
Read more...Tags:Adds , All Ages , Calculators , Economics , EdAliveTopSites , Mathematics , USA , Website
Wolfram Alpha

Introduces a new way to get knowledge and answers by doing dynamic computations based on a vast collection of built-in data, algorithms, and methods. We aim to collect and curate all objective data; implement every known model, method, and algorithm; and make it possible to compute whatever can be computed about anything.
Read more...Tags:All Ages , Calculators , EdAliveTopSites , Free , Mathematics , USA , Website
Convert-me

Quick and easy online weights and measures conversion.
Read more...Tags:Adds , All Ages , Calculators , EdAliveTopSites , Mathematics , USA , Website
Convert.net

Online unit measurement conversion and evaluation of math expressions. An online conversions calculator for a variety of unit measurements featuring natural language queries. You can use Convert to sum up a list of numbers, convert from pounds to kilograms, or evaluate any other mathematical expression.
Read more...Tags:Adds , All Ages , Calculators , EdAliveTopSites , Mathematics , Measurement , USA , Website
Bloomberg Calculators

Auto, investment, mortgage, retirement, and loan calculators.
Read more...Tags:Adds , All Ages , Calculators , Economics , EdAliveTopSites , Mathematics , USA , Website
WebMath
are closed

A math-help web site that generates answers to specific math questions and problems, as entered by a user, at any particular moment. The math answers are generated and displayed real-time, at the moment a web user types in their math problem and clicks “solve.” In addition to the answers, Webmath also shows the student how to arrive at the answer.
Read more...Tags:Calculators , EdAliveTopSites , Free , K-12 , Mathematics , STEM , USA , Website