Master addition using a place value chart with this engaging second-grade worksheet!

Practice three-digit addition using open number lines with this second-grade math worksheet!

Kids solve addition problems with three-digit addends using regrouping on this third grade math worksheet.

Get more practice performing three-digit addition using open number lines with this second-grade math worksheet!

Get even more practice performing three-digit addition using open number lines with this second-grade math worksheet!

Use these cards to help students see the difference between adding three-digit numbers using the standard algorithm and expanded notation.

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.

Word problems make for great assessment tools because they require a complete understanding of the math concepts. Use this assessment to evaluate your students' abilities to add and subtract three-digit numbers using mixed operation word problems.

Add multi-digit numbers with ease in this colorful second-grade math worksheet!

If your child likes to carry, then this is the worksheet for her!

Children practice finding the sum of two three-digit whole numbers, with no regrouping, in this math worksheet.

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