3rd Grade OSTP Math Worksheets: FREE & Printable
TL;DR: Free printable 3rd grade math worksheets aligned to the Oklahoma School Testing Program (OSTP). Practice place value, multiplication, fractions, measurement, and geometry, with answer keys for home or classroom use.
Key takeaways:
- Worksheets target every 3rd grade OSTP 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 OSTP testing.
- Free to download, no signup required.
The Oklahoma State Testing Program (OSTP) is a standardized test that assesses the skills of students in grades 3-8. For additional educational resources,.
The mathematical section of the OSTP test is of particular importance. Therefore, it should be said that practice plays an important role in succeeding in the OSTP math test. For additional educational resources,.
We have designed FREE 3rd-grade OSTP math worksheets for 3rd-grade students to have easy access to comprehensive practice resources. For additional educational resources,.
We assure you that the 3rd-grade OSTP math worksheet will undoubtedly be an excellent and complete resource for mastering math topics and enhancing the skills of 3rd-grade students.
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 OSTP Math Test
3rd Grade OSTP 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 OSTP Math Test
3rd Grade OSTP 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 3rd Grade OSTP Math test?
The Best Books to Ace the 3rd Grade OSTP Math Test
Recommended EffortlessMath Books
For a full at-home or classroom resource, the 3rd Grade OSTP Math Workbook covers every Oklahoma standard with hundreds of practice problems and explanations. Closer to test day, the 3rd Grade OSTP 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 OSTP math worksheets?
The collection covers the full 3rd grade math scope on the OSTP: place value to 100,000, addition and subtraction with multi-digit numbers, 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 Oklahoma preparing for the OSTP. The content fits 8- and 9-year-olds at grade level. Advanced 2nd graders working ahead or 4th graders shoring 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. You can print one page or a whole packet. The layouts look fine at draft print settings, which keeps ink costs reasonable when you’re going through them weekly.
Are these OSTP math worksheets really free?
Yes. Every worksheet on this page is free to download and print, with no account, no email, and no paywall. We offer a paid workbook for families who want a single bound resource, but the printables here are yours regardless.
How are these worksheets aligned to Oklahoma OSTP standards?
The OSTP measures the Oklahoma Academic Standards for grade 3 math: number and operations, algebraic reasoning and algebra, geometry and measurement, and data and probability. Each worksheet maps to one of these strands 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 OSTP testing in the spring, bump it up to 20-30 minutes most days. Short, regular sessions hold up much better than long weekend cramming for kids this age.
What if my child struggles with a worksheet?
It’s a useful signal — you’ve found a skill that needs more time. Stop, walk through one or two examples together, then let your child try again. If the whole topic is rough, step back to the matching lesson on our site, then return to the worksheet. Catching gaps now is far easier than catching them on test day.
Is there an answer key included?
Yes. Every worksheet PDF includes a full answer key at the end so checking work is quick. Many pages include short solutions for the trickier items so your child can see where a step went off.
How do these worksheets prep my child for the OSTP test?
The OSTP rewards fluency with the grade 3 standards. These worksheets build that fluency one skill at a time so test-day items feel familiar instead of surprising. In the final two weeks, pair worksheets with one or two full-length timed practice tests for pacing.
Where can I find more OSTP math practice?
EffortlessMath has a 3rd Grade OSTP Math Workbook with hundreds of practice problems, a Test Prep Bundle with full-length practice tests, and topic lessons matching every standard the OSTP 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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