Writing a check correctly can be intimidating, especially if you’re out of practice — or never learned. The less you use your checkbook, the more confusing it can be — especially when it comes to ...

Place value describes the position of a digit in a number. It also gives the value of each digit in a number. Hundred squares, number lines, bundles of straws and tens and ones blocks can be really ...

When you compose a document and need either a subscript or a superscript – the little numbers you put beside words to indicate a footnote or by numbers for exponents – Microsoft Word gives you three ...

Download an MP3 audio interview with the author here, or sign up for Slate’s free daily podcast on iTunes. At the other end of the scale, estimates of the number of words that an average person uses ...

Place value describes the position of a digit in a number. It also gives the value of each digit in a number. Hundred squares, number lines, bundles of straws and tens and ones blocks can be really ...