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

The addition with carrying problems on this worksheet will be challenging, but they are sure to help your child practice an important second grade standard.

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.

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.

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.

Test your child's strength in double-digit subtraction and addition with this ninja worksheet. Challenge his abilities with these tricky word problems!

This worksheet with help your second grader practice addition with carrying.

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