Use place value cards to practice rounding numbers to the nearest ten and hundred. Warm up with a Mystery Math Mistake to hunt for the mistake made counting up on the number line. Use place value ...

Rounding up a number always results in a figure that is equal to or larger than the original number. As an example, if you were computing the number of employees you needed to accomplish a project, ...

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 ...