LOG10 (number) Number: The positive real number for which you want the base-10 logarithm. How to use the LOG function in Excel Launch Microsoft Excel. Enter your data or use existing data. Type ...

The process you use to solve a real world math problem can be just as important as arriving at the correct answer, said Robbi Berry, who teaches 5th grade in Las Cruces, N.M.

In mathematics, the division of numbers may involve negative exponents in the denominator. Such questions can be easily solved with the help of the properties of logarithms and log tables.