Challenge your child to add three, four, and five numbers together. He may find the task daunting, but there's a trick to add multiple numbers that will help!

If your child is looking for a number challenge, we've got the worksheet for her. She may be a whiz at adding two numbers, but can she add three numbers?

Solve math puzzles so you aren’t puzzled by addition problems in the future!

Practice identifying doubles facts with this appealing worksheet!

Help first and second graders practice solving near-doubles facts using this fun worksheet!