Use this worksheet to continue practice with two addition strategies: expanded notation and standard algorithm. Students will be challenged to solve three-digit addition problems and then check their work using multiple methods.

How many shells did Sally sell by the seashore? Get your student in gear for math with this addition worksheet.

Darn those decimals! While doing math with decimals can be tricky, here's a great worksheet to get your child in gear for math.

Don't let math practice get your students counting sheep! In this worksheet, they can color the sheep as they solve some addition equations with decimals.

Give students practice adding three-digit numbers within 1,000! 

Mix music and math with this marvelous worksheet for second, third, and fourth graders!