"Rounding is my rock!" In this day and age, it takes creativity to keep the attention of children, and with the help of music, it's happening at one elementary school. Inspired my rapper Plies' "Rock" ...

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 ...

When you do not need to speak or write about exact quantities or measures, learning to round numbers to 10, 100 or 1,000 can be useful. It can make calculations easier and it also helps when you are ...