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.

Adding up big numbers can be tricky. Teach your budding mathematician a helpful trick to keep the numbers in line with carrying!

This simple worksheet is packed with two-digit and three-digit subtraction problems.

Practice two-and three-digit subtraction in this set of school-themed word problems!

Learners will solve 20 two- and three-digit addition problems in this versatile practice worksheet.

Use this worksheet to practice two strategies for solving three-digit addition problems. Students will flex their math muscles as they use both the expanded notation and standard algorithm strategies to solve challenging math problems.

Once your child masters addition with carrying, there's practically no number too big for her to add!

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