Most numbers used in business are based on 10 – commonly known as the decimal system. One dollar is $1.00 and a half-dollar is $0.50. Time, of course, is an exception because it's based on 12. The day ...

This is a handy Excel formula I wrote to convert a coordinate in decimal degrees to degrees, minutes, and seconds. This is a handy Excel formula I wrote to convert a coordinate in decimal degrees to ...