Connecticut SBAC Grade 4 Math Free Worksheets: Free Standards-Aligned PDF Practice Sets

A fourth grader’s math notebook starts to look different around this time of year. The problems are longer. There is more writing, more crossing-out, more space taken up by a single multiplication. That is not a sign anything is going wrong — it is the shape of fourth-grade math. This is the year multiplication becomes a multi-step procedure, division starts producing remainders, large numbers have to be read and rounded, and fractions become real numbers a student compares and adds rather than shapes a student colors.

For a nine- or ten-year-old, all of that is genuinely demanding. What makes it doable is the order it comes in. Fourth-grade math is sequential — each skill stands on the one before it — and a student who practices each piece until it is steady usually finds the structure holds together.

It also helps to keep the long view. Fourth grade is a foundational year: the multi-digit multiplication and division a student practices now is the exact machinery fifth grade uses for fractions, area, and multi-step problems, and the fraction work this year is what decimals, ratios, and eventually algebra are built from. Practice put in now is not spent on this year alone — it is laid down beneath every math year that follows, which is a good reason not to rush it.

These worksheets are built for that orderly, one-skill-at-a-time work. Whether your child is in Bridgeport, New Haven, Hartford, or Stamford, each one focuses on a single skill and gives enough practice to make it dependable.

What’s on this page

There are 43 single-skill PDFs on this page, each aligned to the Connecticut Mathematics Standards at Grade 4. Every file holds to one skill only, so a student practicing fraction addition is not also wrestling with line plots, and a student on multi-digit division is not pulled into quadrilaterals.

Each PDF opens with a one-page Quick Review: the skill explained in plain language, with a single example worked all the way through. Then 20 practice problems that climb from easy to challenging, plus 4 word problems that set the skill in a real context. The closing page is a student-facing answer key, with short, friendly explanations a fourth grader can read alone and actually learn from.

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

The most reliable plan is a quiet one: short sessions, repeated regularly. A fourth grader has about fifteen good minutes of focus, so treat one PDF as a complete sitting and stop while it is still going well. Two or three of those across a week is enough to keep a student moving forward all year.

Pairing skills that build on each other is what makes the practice feel like a sequence rather than a stack. Do “Adding Multi-Digit Whole Numbers,” then “Subtracting Multi-Digit Whole Numbers” — the second leans on the first. Pair “Equivalent Fractions” with “Comparing Fractions,” or “Area of Rectangles” with “Perimeter of Rectangles.” When two worksheets clearly belong together, the first quietly teaches part of the second.

Keep the answer key back until the work is finished, then review it together. At a kitchen table in New Haven or in a classroom in Hartford, that review — talking through why an answer works — is where the understanding actually settles in.

When a worksheet goes badly, read it as a clue rather than a grade. A page full of crossed-out tries on long division usually points to one step — the estimating, or what to do with the remainder — that needs another look, not to a child who “can’t divide.” The single-skill format makes that exact spot easy to find. Give your child the same sheet again later in the week; the repeat run is almost always cleaner, and seeing that improvement teaches its own lesson about how practice works.

A note about SBAC at Grade 4

Connecticut fourth graders take the Connecticut SBAC Mathematics assessment in the spring. It is built on the Connecticut Mathematics Standards, which are aligned to the Common Core, so the skills these worksheets practice and the skills the test measures grow from the same root.

The Grade 4 SBAC asks for reasoning, not just answers. Students are expected to compare and round multi-digit numbers, multiply and divide with multi-digit numbers, reason about factors, multiples, and prime versus composite numbers, compare and add fractions, work with the first decimals, and solve multi-step word problems that require choosing and explaining an approach. It mixes selected-response items with constructed-response and performance tasks. Because each PDF here targets one standard, the set works as a checklist — find the skill that is shaky, work that PDF, and leave the solid ones alone.

A short closing

Fourth-grade math takes up more space on the page, but it still moves in order, and a student gets through it one skill at a time. Bookmark this page, print one PDF tonight, and let your child start somewhere small. Connecticut kids do hard work well when the next step is clear — and a worksheet on the table is a clear next step.

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