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Add two numbers up to three digits

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Add two numbers up to three digits — free printable Grade 3 math worksheet

This worksheet provides practice for Grade 3 students to add two numbers up to three digits, reinforcing their understanding of place value and addition strategies. Teachers can use this resource to strengthen students' computational skills and build confidence in solving medium-difficulty addition problems. Ideal for classroom practice, homework, or assessment preparation in third-grade math.

Learning objectives

  • Add two numbers up to three digits accurately using place value understanding
  • Apply addition strategies to solve three-digit addition problems
  • Demonstrate fluency in adding two three-digit numbers without regrouping or with regrouping

How to use this worksheet

  1. Select “Sign in / Sign up to download”, then sign in with Google or email to get the PDF from KiwiBee Printables.
  2. Print at home or in class for Grade 3; it's no-prep, with no extra materials needed.
  3. Use the included answer key to mark it in seconds.

Good for

ClassworkHomeworkWarm-upCentersSmall groups

Answer Key

Answer key for Add two numbers up to three digits — free printable Math worksheet

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