Helping students to develop math fluency takes more than just flash cards. It requires teaching them how to think about ...

Rounding helps us to quickly estimate answers before working them out. Always look at the digit to the right of the one you’re supposed to be rounding to. For example, to round the number 1,121,565 to ...

When it’s not necessary to give an exact value, numbers can be rounded. Rounding means making a number simpler but keeping its value close to what it is. When rounding numbers the result is less ...

Scientific American presentsMath Dudeby Quick & Dirty Tips. Scientific American and Quick & Dirty Tips are both Macmillan companies. In the last Math Dude episode, we learned the ins and outs of ...

Scientific American presentsMath Dudeby Quick & Dirty Tips. Scientific American and Quick & Dirty Tips are both Macmillan companies. At some point in your life, you were most likely taught how to ...

UC San Diego says it’s struggling to deal with a large and growing number of freshmen whose math skills are below ...

Excerpted from "The Grapes of Math: How Life Reflects Numbers and Numbers Reflect Life." Numbers were invented to describe precise amounts: three teeth, seven days, twelve goats. When quantities are ...