Common Core Grade 4 Math Free Worksheets: 72 Free Printable PDFs Aligned to CCSS Grade 4 Math
TL;DR: 72 free printable PDFs aligned to the Common Core State Standards for Grade 4 Math – covering operations, base ten, fractions, measurement and data, and geometry, with step-by-step answer keys for parents and teachers.
Key takeaways:
- Common Core Grade 4 math covers five domains: OA, NBT, NF, MD, and G.
- Worksheets follow the CCSS at grade 4 – one focused standard per page.
- All 72 PDFs are free, no signup or email required.
- Step-by-step answer keys make it easy for parents to check work.
- Short daily practice (15-20 minutes) is more effective than long weekend sessions.
The Common Core State Standards describe fourth grade as a year of consolidation and reach. By this point a student should be fluent with the basics; now those basics get put to work. Multiplication stretches into two- and three-digit problems and into the idea of multiplicative comparison — understanding that 35 is not just more than 5, but seven times as much. Division begins producing remainders that have to be interpreted in context. Whole numbers grow into the hundred-thousands and beyond, with rounding and place-value reasoning to match.
Fractions are the heart of the Grade 4 Common Core. Students learn that fractions can be equivalent, that they can be compared with reasoning rather than guessing, that they can be added and subtracted when the denominators match, and that a fraction can be multiplied by a whole number. Decimals to hundredths arrive alongside, tied directly back to fractions. And the year rounds out with measurement and data, angles measured in degrees, and the geometry of lines, rays, and two-dimensional figures.
These worksheets follow that map closely. They are useful in any classroom or home that works from the Common Core — which is to say, in classrooms nationwide — because they take that broad set of standards and break it into one clear, practiceable skill at a time.
What’s on this page
You will find 43 single-skill PDFs, each aligned to a specific Common Core State Standard for Mathematics at Grade 4. Every file stays on exactly one skill, so a student practicing multi-digit multiplication is not also being tested on angles, and a student working on equivalent fractions is not pulled sideways into line plots.
Each PDF opens with a one-page Quick Review that explains the skill in plain language and walks through a worked example, step by step. Then come 20 practice problems that build gently from easy to harder, followed by 4 word problems that set the skill in a real context. The final page is a student-facing answer key, written so a fourth grader can check their own work alone and understand where a wrong answer went off track — not just that it did.
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
Keep the sittings short. Fifteen minutes is genuinely enough for a nine- or ten-year-old, and a calm fifteen minutes teaches far more than a frustrated forty-five. Pick a single PDF, sit nearby, and let your child carry the work while you stay within reach for the stuck moments.
Because the Common Core is built so deliberately — each standard leaning on the ones before it — these worksheets reward being run in related pairs. Try “Adding Multi-Digit Whole Numbers” one afternoon and “Subtracting Multi-Digit Whole Numbers” the next; the second feels familiar instead of new. The same logic links “Equivalent Fractions” to “Comparing Fractions,” and “Area of Rectangles” to “Perimeter of Rectangles.” When the skills travel in pairs, the structure of the standards does part of the teaching for you.
Save the answer key until the work is finished, then go through it together. That review step — reading why the right answer is right — is where the real learning settles, far more than in a perfect first attempt.
A note about the Common Core at Grade 4
The Common Core State Standards for Mathematics are not a test; they are the shared framework that most states use to decide what students should learn at each grade. At Grade 4, the standards organize the year into clear domains: operations and algebraic thinking, number and operations in base ten, number and operations with fractions, measurement and data, and geometry. Whatever end-of-year assessment a state gives, it is very likely measuring these same standards.
That is what makes a single-skill approach so practical. Because each PDF here is tied to one Common Core standard, the full set works as a checklist for the whole year. You can see exactly which standards your child has solid and which still need attention, and aim your practice precisely instead of reviewing everything at once. Whether testing happens in the spring or earlier, the standards underneath stay the same — and so does the value of working through them one piece at a time.
Want everything in one bundle?
If a single organized program sounds better than a folder of loose files, the bundle pulls everything together in sequence.
Common Core Grade 4 Math Preparation Bundle — practice-test books, full-length practice tests, and complete answer keys with step-by-step explanations.
A short closing
The Common Core lays fourth grade out as an orderly progression — every skill built on the last. Bookmark this page, print one PDF tonight, and let your child start somewhere small. Kids handle a demanding year well when the next step is clear, and a worksheet on the kitchen table makes that next step about as clear as it gets.
Recommended EffortlessMath Books
For a workbook that pairs neatly with these printable practice pages, Mastering Grade 4 Math walks your child through every fourth-grade topic with clear examples and lots of try-it-yourself problems. For extra word-problem practice (the part many fourth graders find hardest), see Mastering Grade 4 Math Word Problems.
Frequently Asked Questions
What topics are covered in these Common Core Grade 4 worksheets?
The five Common Core domains at grade 4: Operations and Algebraic Thinking (factors, multiples, patterns), Number and Operations in Base Ten (place value, multi-digit arithmetic), Number and Operations – Fractions (equivalent fractions, adding and subtracting with like denominators, multiplying by whole numbers, decimals), Measurement and Data (conversions, area, perimeter, angles), and Geometry (lines, angles, shape classification).
How do I print these worksheets?
Click any worksheet to open the PDF, then print from your browser (Ctrl/Cmd + P). Set scale to 100% on letter paper so the layout stays clean. Most pages are one or two sheets – easy to staple into a focused weekly packet.
Are these worksheets free?
Yes – every worksheet is a free PDF download. No signup, no email, no paywall. Print one copy at home or a class set for your room. We only ask that the PDFs aren’t reposted on other sites.
Are these aligned with the Common Core State Standards?
Yes. Every worksheet is mapped to a specific grade-4 Common Core standard (for example, 4.NBT.B.5 for multi-digit multiplication or 4.NF.A.1 for equivalent fractions). The page tells you which standard it targets so teachers can use them right away.
Which states use Common Core?
Most states use the Common Core or a renamed state version of it (California Common Core, New York Next Generation, etc.). A few states – including Texas, Florida, Virginia, Oklahoma, Nebraska, Alaska, and Indiana – use their own standards that overlap heavily but aren’t called Common Core. These worksheets work for any state with similar grade-4 expectations.
How often should my fourth grader practice?
For most fourth graders, 15-20 minutes a day, four or five days a week, is plenty. If your child has a standards-based unit test coming up, add a focused practice page from that domain in the day or two before. Avoid long sessions.
What should I do if my child struggles?
Pause and walk through one problem together. If a whole topic feels too hard, drop a level – multiplication facts before long division, equivalent fractions before fraction addition. Most fourth-grade math struggles trace back to a missing prerequisite skill.
Is there an answer key?
Yes – every worksheet PDF includes a step-by-step answer key. For fourth graders, walking through the answer key together teaches more than just marking a page right or wrong. Ask your child to explain each step in their own words.
Any tips for parents using Common Core worksheets?
Three habits help most: (1) daily 2-minute multiplication-fact drills, (2) talking about fractions and decimals in real life (“this jar is \(\tfrac{3}{4}\) full”), and (3) reading word problems aloud before your child writes anything. Hearing the story usually helps the math click.
Where can we find more grade 4 practice?
EffortlessMath has more grade 4 worksheets organized by topic, the Mastering Grade 4 Math workbook, and a focused Grade 4 Math Word Problems book. The Related Lessons section below links to clear step-by-step explanations of the biggest fourth-grade skills.
Related EffortlessMath Lessons
If a topic on this page feels rusty, these short lessons go deeper:
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