Grade 3 · Math · Addition Subtraction · Challenge
Build Grade 3 addition and subtraction fluency within 1,000 through 24 checked items and a complete answer key.
- Questions
- 24
- Pages
- 4
- Paper
- letter
- Answer key
- Included
Common Core standards practiced
- 3.NBT.A.2 Add and subtract within 1,000 fluently
- 3.OA.D.8 Solve two-step word problems

Answer key included on page 4.
What students practice
This Grade 3 challenge addition subtraction worksheet contains 24 complete items. Learners add and subtract within 1,000, solve for missing values, and complete short one-step or two-step situations.
PDF and answer key
The 4-page US Letter PDF has 3 activity pages followed by a complete answer key on page 4. The preview shows the first activity page.
How to use this worksheet
Ask the learner to complete every item before checking the answer key. For missed items, estimate first, recompute with place value, and use the inverse operation to verify each missing value or difference.