Learning Library

Grades P-5th: Popular resources for grades P-5th:
Worksheets
Worksheets
Games
Games
Lesson plans
Blog
Halloween

Worksheet

Three-Digit Addition: Part 2

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.

Download free worksheet

See in a Lesson Plan View answers

Grade

Third Grade Fourth Grade

Subject

View aligned standards

3.NBT.A.2 4.NBT.B.4

Mathematics Grade 3 3.4.A 3.5.A

Mathematics Grade 2 CE.2.6.b Grade 3 CE.3.3.a Grade 4 CE.4.4.b

Mathematics Grade 3 c

No standards associated with this content.

Mathematics Year 3 ACMNA053.b

Mathematics Level 3 VCMNA131.2

Which set of standards are you looking for?

Add to collection

Create new collection

Collection name

New Collection

0

New Collection>

0 items

How likely are you to recommend Education.com to your friends and colleagues?

Not at all likely

Extremely likely

What could we do to improve Education.com?

Please note: Use the Contact Us link at the bottom of our website for account-specific questions or issues.

What would make you love Education.com?

What is your favorite part about Education.com?

My Education.com accounts

Worksheet

Three-Digit Addition: Part 2

Unlock Assignments

Related learning resources

Unlock Answer Sheets

Choose an Account to Log In

Log In

But first, we have to verify your age!

That's okay!

Are you 13 or older? Click here

Create Account

Forgot your password?

Reset Password Email Sent

Set/Reset Password

Tell us about yourself

I am a:

I'm interested in grades:

School name:

School Information (optional)

Add to collection

Create new collection

New Collection

New Collection>

Sign up to start collecting!