🔢Math Standard
3-Digit Subtraction with Regrouping Worksheet
Subtract three-digit numbers with regrouping, including the tricky case of borrowing across a zero.
3rd Grade 16 min
✓ Answer key
3rd Grade · Math
3rd Grade Subtraction Worksheets
Third graders subtract numbers up to 1,000 and meet subtraction across zeros for the first time. These free printable 3rd grade subtraction worksheets build from regrouping practice to tricky problems like 400 - 156, plus real-world subtraction word problems. Each worksheet has a printable answer key and easy, standard, and challenge versions so you can differentiate.
Reviewed by ClassReady Editorial Team Last updated August 2026
Before this skill
- Subtraction facts to 20
- 2-digit subtraction with regrouping
- Place value to the hundreds
Common mistakes to watch for
- Subtracting the smaller digit from the larger regardless of position
- Borrowing incorrectly across a zero
- Not aligning numbers by place value before subtracting
Filter:
🔢Math Challenge
Subtraction Across Zeros Worksheet
Subtract from numbers full of zeros (like 300, 600, and 1000) by regrouping across places.
3rd Grade 16 min
✓ Answer key
Suggested Practice Sequence
- 1 3-Digit Subtraction with Regrouping Worksheet standard
- 2 Subtraction Across Zeros Worksheet challenge
Related Skills
Frequently Asked Questions
What subtraction skills do 3rd graders practice?
Third graders subtract multi-digit numbers up to 1,000 with regrouping, subtract across zeros, and solve subtraction word problems, including two-step problems.
How do I teach subtraction across zeros?
Model borrowing step by step: to solve 400 - 156, borrow from the hundreds to make 10 tens, then borrow a ten to make 10 ones. Practice on grid paper to keep columns aligned.
Are these subtraction worksheets free and printable?
Yes. Every worksheet is a free, printable PDF with an answer key, and no sign-up is required.