Oklahoma OSTP Grade 4 Math Free Worksheets: 72 Free PDF Worksheets Aligned to OAS Math Standards

Picture a fourth grader staring at 4,000 minus 1,675. A year ago that problem barely existed for them. Now it asks for careful regrouping across several zeros, a steady hand with place value, and a quick estimate to make sure the answer lands somewhere sensible. Fourth grade is full of moments like that — problems with more rooms in them than anything from third grade. Learning to move through those rooms calmly is what the year is really about.

Oklahoma’s fourth-grade math reaches across a lot of territory. Students work with place value into the large numbers, multi-digit multiplication and division with remainders, factors and multiples, and number patterns. Fractions become real work — equivalence, comparing, adding and subtracting with like denominators, mixed numbers, and multiplying a fraction by a whole number. Decimals to the hundredths arrive, as do unit conversions, area and perimeter, line plots, and angles. No single piece is overwhelming, but the pieces keep arriving, and a child who slips behind early can feel it all year.

In a classroom in Tulsa or at a table in Broken Arrow after supper, the steady route through is the same — one clear skill, practiced until it feels natural, then the next. These worksheets are made to keep that route easy to walk.

What’s on this page

You will find 43 single-skill PDFs here, each aligned to the Oklahoma Academic Standards for Mathematics at Grade 4. Each file does one thing. A worksheet on division with remainders is not also checking fraction skills; a page on measuring angles stays right there. That focus matters — it lets a child finish a page and actually feel finished.

Each PDF starts with a one-page Quick Review: the skill in plain language, with one example worked all the way through. Then 20 practice problems built from easy to hard, so confidence comes before the harder questions do. Four word problems follow, anchoring the skill in something a fourth grader recognizes. The last page is a student-facing answer key — short, friendly explanations a nine- or ten-year-old can read alone and learn from, not just a column of answers.

Place Value & Multi-Digit Numbers

• Understanding Place Value Relationships — [4.NBT.A.1] each place is ten times the one to its right
• Reading and Writing Multi-Digit Numbers — [4.NBT.A.2] standard form, word form, and expanded form
• Comparing and Ordering Multi-Digit Numbers — [4.NBT.A.2] use place value and the symbols >, <, and =
• Rounding Multi-Digit Numbers — [4.NBT.A.3] round to any place from tens to hundred-thousands

Multi-Digit Arithmetic

• Adding Multi-Digit Whole Numbers — [4.NBT.B.4] the standard addition algorithm, with regrouping
• Subtracting Multi-Digit Whole Numbers — [4.NBT.B.4] the standard subtraction algorithm, including across zeros
• Multiplying by a One-Digit Number — [4.NBT.B.5] multiply up to four digits by a single digit
• Multiplying Two Two-Digit Numbers — [4.NBT.B.5] the area model and the standard algorithm side by side
• Dividing with Remainders — [4.NBT.B.6] divide and name the leftover as a remainder
• Finding Factors and Multiples — [4.OA.B.4] list every factor of a number and its first multiples
• Prime and Composite Numbers — [4.OA.B.4] exactly two factors means prime; more means composite

Operations & Problem Solving

• Multiplicative Comparisons — [4.OA.A.1] read ‘4 times as many’ as a multiplication statement
• Multiplicative Comparison Word Problems — [4.OA.A.2] solve ‘times as many’ stories with multiplication or division
• Multi-Step Word Problems — [4.OA.A.3] two or more operations in one real-world problem
• Interpreting Remainders — [4.OA.A.3] decide what the leftover means — round up, drop it, or use it
• Number and Shape Patterns — [4.OA.C.5] follow a rule and find the next terms in a pattern

Fractions

• Equivalent Fractions — [4.NF.A.1] the same amount written with different numbers
• Comparing Fractions — [4.NF.A.2] compare fractions with unlike denominators using benchmarks
• Adding Fractions with Like Denominators — [4.NF.B.3a] add the numerators, keep the denominator
• Subtracting Fractions with Like Denominators — [4.NF.B.3a] subtract the numerators, keep the denominator
• Decomposing Fractions — [4.NF.B.3b] break a fraction into a sum of unit fractions
• Adding and Subtracting Mixed Numbers — [4.NF.B.3c] work with the whole and fraction parts, including regrouping
• Multiplying a Fraction by a Whole Number — [4.NF.B.4b] repeated addition of a fraction, written as multiplication
• Fraction Word Problems — [4.NF.B.3d] real-world stories that call for adding or subtracting fractions

Decimals

• Fractions with Denominators 10 and 100 — [4.NF.C.5] rename tenths as hundredths and add the two
• Decimal Notation for Fractions — [4.NF.C.6] write tenths and hundredths as decimals, and back
• Comparing Decimals to Hundredths — [4.NF.C.7] line up the place values and compare with >, <, =
• Adding Decimal Fractions — [4.NF.C.5] add decimals to the hundredths place

Measurement & Data

• Converting Measurement Units — [4.MD.A.1] change from a larger unit to a smaller one
• Measurement Word Problems — [4.MD.A.2] length, weight, volume, and time in real situations
• Area of Rectangles — [4.MD.A.3] length times width — the space inside a rectangle
• Perimeter of Rectangles — [4.MD.A.3] the distance all the way around a rectangle
• Area and Perimeter Word Problems — [4.MD.A.3] decide whether a problem needs area or perimeter
• Line Plots with Fractions — [4.MD.B.4] read and use a line plot of fraction measurements

Angles

• Angles as Fractions of a Circle — [4.MD.C.5] a full turn is 360 degrees — find a fraction of it
• Measuring Angles with a Protractor — [4.MD.C.6] name angles acute, right, or obtuse by their measure
• Drawing Angles with Given Measures — [4.MD.C.6] know what a given degree measure should look like
• Adding and Subtracting Angles — [4.MD.C.7] an angle split into parts — find the missing part

Geometry

• Points, Lines, Rays, and Angles — [4.G.A.1] the building blocks of geometry and how to tell them apart
• Parallel and Perpendicular Lines — [4.G.A.1] lines that never meet, and lines that cross at a square corner
• Classifying Triangles — [4.G.A.2] sort triangles by their angles and their sides
• Classifying Quadrilaterals — [4.G.A.2] name four-sided shapes by their sides and angles
• Lines of Symmetry — [4.G.A.3] find the lines that fold a shape onto itself

How to use these worksheets at home

Short and steady wins here. Fifteen minutes on a single page, a few afternoons a week, will take a fourth grader further than a long, dreaded session crammed into one day. Children this age concentrate best when the work has a visible finish line.

Put related skills next to each other and the learning compounds. “Adding Multi-Digit Whole Numbers” then “Subtracting Multi-Digit Whole Numbers” — same territory, opposite direction, and doing them close together makes that plain. “Equivalent Fractions” before “Comparing Fractions” is another natural pairing, because renaming a fraction is exactly the skill that makes comparing two of them easy. “Area of Rectangles” with “Perimeter of Rectangles” lets a child feel the difference between covering a space and going around its edge. There is no prize for racing through the list, either. If a topic is still unsteady, give it a second day with a related page before moving on — a skill that feels owned is worth far more than a page checked off.

Wherever home is — Oklahoma City, Norman, a quieter spot down the road — the most useful habit you can build is letting your child check their own work with the answer key once the problems are done. Reading why an answer holds is where the understanding settles. Stay close, keep the mood light, and let the explanations do some of the teaching for you. It also helps to praise the effort and the corrections, not only the right answers — a child who feels safe being wrong on the way to right will keep coming back to the table without dread.

A note about OSTP at Grade 4

Oklahoma students take the Oklahoma School Testing Program Mathematics assessment in the spring. It is built on the Oklahoma Academic Standards for Mathematics, so the skills on these worksheets and the questions on the test grow from the same standards.

The Grade 4 OSTP expects more than memorized facts. Students need to multiply and divide multi-digit numbers, reason with fractions, solve multi-step word problems, and explain the thinking behind an answer. Because every PDF here targets a single standard, the spring window becomes a checklist you can genuinely use — move through the skills, notice which ones are unsteady, perhaps long division or fraction addition, and spend your practice time precisely there.

A short closing

Fourth-grade math asks for more than it used to, but it is still a climb a child can make one foothold at a time. Bookmark this page, print one PDF tonight, and let your fourth grader begin with something small and reachable. Oklahoma kids do hard things well when the next step is clear — and a worksheet waiting on the table makes it just that.

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