Found 3 results for calculators  
Calendars in Javascript and PHP.
scripts.simplythebest.net/tags/calendar
 2351    170     Saturday, November 17, 2007    # calculators # scripts
Offers basic, scientific, square root, circle, prime number, quadratic, equation, percent, probability, savings, trigonometry and mortgage calculators.
www.math.com/students/tools.html
 787    23     Saturday, September 3, 2011    # calculators # mathematics
Calculators for mortgage, retirement, investing, car loans, credit cards and refinancing.
www.bankrate.com/calculators.aspx
 649    10     Saturday, September 3, 2011    # calculators # loans