Q: How much is 230 times 10? A: The number of years humans have been calculating with decimals. A crack team of scholars in Beijing learned this last year when they solved a 23-centuries-old puzzle.

PART IV. of this monumental work, the third to be published, gives the logarithms of numbers between 40,000 and 50,000. These were obtained by adding the logarithm of 0.5 to the logarithms of all the ...

James L. of Brooklyn, NY is the creator of the Division-Decimal Table, a visual teaching tool designed with math teachers and young students in mind. The device is comprised of a standard table, like ...

The process of comparing and ordering decimals is similar to the process of comparing and ordering whole numbers. You must use your knowledge of place value and know how to find which digit is ...