Addition

Master Addition

Strengthen your skills in addition with these engaging and interactive worksheets designed for third graders.

01Mental Addition

Add 1 & 2-digit numbersAdd 1 & 2-digit (Missing Addend)Complete One Hundred (Missing Addends)Add a 2-digit & two 1-digit numbersAdd 3 & 1-digit numbers

02Whole Tens, Hundreds & Thousands

Add whole tens to 2-digit numbersAdd whole tens (Multiple Addends)Add whole hundredsAdd whole thousandsAdd whole thousands and hundreds

03Column-Form Addition

Add two 2-digit numbersAdd two 3-digit numbersAdd 3 or 4 3-digit numbersAdd two 4-digit numbersAdd 3 or 4 4-digit numbers

04Addition Word Problems

Grade 3 Addition Word Problems