Addition
Master addition step by step, from basic concepts to advanced problem solving
Common Core: 3.NBT — Number & Operations in Base TenWatch & Learn
Learning Path
Start with Lesson 1 and work your way through!
1
2-Digit Addition
EasyAdd 2-digit numbers without regrouping
Add ones to ones and tens to tensLine up digits by place value+1 more
2
2-Digit Addition with Regrouping
MediumLearn to carry when adding
Understand when to regroup (carry)Carry from ones to tens+1 more
3
3-Digit Addition
MediumAdd 3-digit numbers without regrouping
Add hundreds, tens, and onesLine up numbers correctly+1 more
4
3-Digit Addition with Regrouping
ChallengingRegroup across multiple columns
Regroup from ones to tensRegroup from tens to hundreds+1 more
5
Mixed Multi-digit Addition
ChallengingPractice with various digit combinations
Add numbers with different digit countsAlign numbers correctly+1 more
6
4-Digit Addition
AdvancedAdd larger numbers with thousands
Add 4-digit numbersWork with the thousands place+1 more
Frequently Asked Questions
- Are these Grade 3 Addition worksheets free?
- All printable Addition worksheets on MyMathKid are free to download and print. Answer keys are a premium feature available with a subscription.
- How many Addition worksheets are available for Grade 3?
- There are 6 progressive Addition lessons with worksheets for Grade 3, covering skills from foundational concepts to advanced problem solving.
- Are these Addition worksheets aligned to Common Core?
- Yes — Grade 3 Addition aligns with Common Core 3.NBT (Number & Operations in Base Ten).
- What will my child practice with these Addition worksheets?
- Your child will practice: 2-Digit Addition, 2-Digit Addition with Regrouping, 3-Digit Addition, 3-Digit Addition with Regrouping, and more.