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

The partial sums method uses place value to help organize multi-digit math problems. Help your child master this strategy with a few practice problems.

Children learn to identify and convert Roman numerals in this introductory worksheet.

Estimate the sum in each of these math problems. Challenge your child to round to the nearest hundred first, then add the two rounded numbers.

Can your little math whiz add up sums quickly in his head? Teach him to estimate before adding, a great skill to put to use in everyday life!

Addition will probably be the most basic and most constant use of math for any kid or adult. This worksheet will give your child lots of practice with it.

Use a visual model to solve these two-digit addition problems!

Practice three-digit addition with regrouping in this set of 36 problems.

Practice adding multi-digit numbers in this second- and third-grade worksheet!

Test your addition skills with this helpful hundred chart worksheet!

Master two-digit addition with these hundred chart problems!