These five financial calculations can help you quickly ascertain the performance of your company, which can empower you to make better business decisions. — Getty Images/andresr When you're in the ...

A calculator was once a necessity in any math class above elementary school. But now that smartphones are ubiquitous, everyone has a ready-to-go calculator right in their pocket. Of course, it’s not a ...

Every data geek's favorite search engine, Wolfram Alpha, offers a ton of practical uses. Add to that list gleaning information for your personal finance decisions. Business Insider highlights both ...

The Rule of 72 is a mathematical formula that estimates how long it will take an investment to double in value or to lose half its value. To calculate the Rule of 72, you divide the number 72 by the ...

My colleague Rob Griffiths has a special place in his heart for financial calculators—or at least one financial calculator in particular. (Witness him waxing rhapsodic about his trusty HP 12C ...

Pictured above is the HP 12C Financial Programmable Calculator, available from the Hewlett-Packard website for $69.99. What makes this calculator totally unique among all consumer electronic products ...

Hewlett-Packard is marking the 30th anniversary of its HP 12c Financial Calculator today by launching a limited-edition version aimed at nostalgic fans. While the company hasn't won praise for its ...