Time for a numbers round-up! Rounding and estimation are important math concepts that will help boost your child's mental math skills.

Math whizzes can learn to estimate sums quickly using front-end estimation! Round to the highest place value and then add or subtract the rounded numbers.

Practice place value, rounding and addition, all in one worksheet! Your child will learn to add up estimated sums quickly in his head.

How quickly can your math master round and add up these sums? Help him build a valuable math skill with this estimation worksheet.

This rounding worksheet helps your students practice rounding three-digit numbers to the nearest hundreds, tens, and ones.