According to Kate Snow, author of The Math Facts That Stick series, all you have to do is divide your check amount by five.

One of the most well-known (but still mind-blowing) facts about pi is that it's an irrational number. It can't be expressed as a fraction, it doesn't end with a repeating pattern (like the decimal ...

Factual memory in math is the ability to recall math facts. These facts must be recalled accurately, with little mental effort. Procedural memory is used to recall how to do things -- such as the ...

Learning basic math facts is a critical step that allows children to progress efficiently to higher levels of mathematical thinking. If a middle-school student cannot quickly recall basic facts ...