3rd Grade NDSA Math Worksheets: FREE & Printable
TL;DR: Free printable 3rd grade math worksheets aligned to the North Dakota State Assessment (NDSA). Practice place value, multiplication, fractions, measurement, and geometry, with answer keys for home or classroom use.
Key takeaways:
- Worksheets target every 3rd grade NDSA math standard.
- Each PDF prints cleanly on standard letter paper, with full answer keys.
- Topics: place value, multi-digit operations, multiplication facts, fractions, area, time, and data.
- Use weekly during the year or daily in the weeks before NDSA testing.
- Free to download, no signup or email required.
Looking for math worksheets full of new NDSA test questions for your 3rd-grade student? Our 3rd-grade NDSA math worksheets are ready to meet your needs!
The North Dakota State Assessment (NDSA) measures the progress of students in grades 3-8.
Our 3rd-grade NDSA math worksheets are designed for 3rd-grade students who want to get the best results in the math section of the 3rd-grade NDSA test.
The practice questions on these 3rd-grade NDSA math worksheets are a great resource for 3rd-grade students who want to improve their math.
The 3rd-grade NDSA math worksheets reinforce the math base of 3rd graders by providing comprehensive and free math exercises.
IMPORTANT: COPYRIGHT TERMS: These worksheets are for personal use. Worksheets may not be uploaded to the internet, including classroom/personal websites or network drives. You can download the worksheets and print as many as you need. You can distribute the printed copies to your students, teachers, tutors, and friends.
You Do NOT have permission to send these worksheets to anyone in any way (via email, text messages, or other ways). They MUST download the worksheets themselves. You can send the address of this page to your students, tutors, friends, etc.
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The Practice You Need to Ace the NDSA Math Test
3rd Grade NDSA Mathematics Concepts
Place Values and Number Sense
Adding and Subtracting
- Adding Two-Digit Numbers
- Subtracting Two-Digit Numbers
- Adding Three-Digit Numbers
- Adding Hundreds
- Adding 4–Digit Numbers
- Subtracting 4–Digit Numbers
Multiplication and Division
- Multiplication by 0, 1, 2, and 3
- Multiplication by 4, 5, 6 and 7
- Multiplication by 8 to 12
- Division by 0 to 6
- Division by 7 to 12
- Dividing by Tens
- Divide and Multiply 3–Digit Numbers
Mixed Operations
Money
Measurement
Time
Geometric
- Identifying Angles: Acute, Right, Obtuse, and Straight Angles
- Classify Triangles
- Quadrilaterals and Rectangles
- Perimeter: Find the Missing Side Lengths
- Perimeter and Area of Squares
- Perimeter and Area of rectangles
- Find the Area or Missing Side Length of a Rectangle
- Area and Perimeter
Fractions
The Absolute Best Workbook to Ace the 3rd Grade NDSA Math Test
3rd Grade NDSA Math Exercises
Numbers, Comparing, and Patterns
Adding and Subtracting
Mixed Operations
Data and Graphs
Money
Measurements
Time
Geometry
Multiplication and Division
Fractions
Looking for the best resource to help you succeed on the NDSA Math test?
The Best Books to Ace the NDSA Math Test
Recommended EffortlessMath Books
For a complete at-home or classroom resource, the 3rd Grade NDSA Math Workbook covers every North Dakota standard with hundreds of practice problems and explanations. Closer to test day, the 3rd Grade NDSA Math Test Prep Bundle adds full-length timed practice tests with detailed answer explanations.
Frequently Asked Questions
What topics are covered in these 3rd grade NDSA math worksheets?
The collection covers the full 3rd grade scope on the NDSA: place value to 1,000, multi-digit addition and subtraction, multiplication and division within 100, fractions as numbers, equivalent fractions, area and perimeter, time, measurement, and reading bar and picture graphs. One focused skill per worksheet.
Which grade level is this for?
These worksheets are written for 3rd graders in North Dakota preparing for the NDSA. The content fits 8- and 9-year-olds at grade level. Advanced 2nd graders or early 4th graders who need to firm up basics will also find most pages useful.
Can I print these worksheets at home?
Yes. Each worksheet is a PDF sized for standard 8.5 x 11 paper. Print one at a time or a full packet. The layouts hold up at draft print settings, which helps when you’re printing weekly throughout the year.
Are these NDSA math worksheets really free?
Yes. Every worksheet on this page is free to download and print, with no account or email signup required. We do offer a paid workbook for families who want a single bound resource, but the printables here are yours either way.
How are these worksheets aligned to North Dakota NDSA standards?
The NDSA measures the North Dakota Math Content Standards for grade 3: operations and algebraic thinking, number and operations in base ten, fractions, measurement and data, and geometry. Each worksheet maps to one of these domains so practice time translates directly to test performance.
How often should my child practice with these worksheets?
During the school year, 15-20 minutes a few times a week is plenty. In the 4-6 weeks before NDSA testing in the spring, bump up to 20-30 minutes most days. Short, regular sessions are much more effective than long weekend cramming for kids in 3rd grade.
What if my child struggles with a worksheet?
That’s useful information. Stop, walk through one or two examples together, then let your child try the rest. If the whole topic is shaky, step back to the matching lesson on our site, then come back. Spotting weak spots at home is much better than spotting them on test day.
Is there an answer key included?
Yes. Every worksheet PDF includes a complete answer key at the end so checking work is quick. Many pages also include short solutions for the trickier items, which helps your child see where a step went off.
How do these worksheets prep my child for the NDSA test?
The NDSA rewards fluency with the grade 3 standards. These worksheets build that fluency one standard at a time so test-day items feel familiar instead of surprising. In the final two weeks, pair the worksheets with one or two full-length timed practice tests to lock in pacing.
Where can I find more NDSA math practice?
EffortlessMath has a 3rd Grade NDSA Math Workbook with hundreds of practice problems, a Test Prep Bundle with full-length practice tests, and topic-by-topic lessons matching every standard the NDSA measures. All linked from this page.
Related EffortlessMath Lessons
If a topic on this page feels rusty, these short lessons go deeper:
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