CCSS.MATH.CONTENT.4.NF.B : Fourth Grade Math Worksheets

About 4.NF.B

Build fractions from unit fractions.

Below, you will find many printable and common core aligned worksheets for core standard 4.NF.B These worksheets are grade-appropriate for Fourth Grade Math. We have many worksheets covering various aspects of this common core standard, 4.NF.B.3, 4.NF.B.4, and many more. Look for more worksheets by visiting the page for this grade and subject using the menu.

A brief description of the worksheets is on each of the worksheet widgets. Click on the images to view, download, or print them. All worksheets are free for individual and non-commercial use.

View the full list of topics for this grade and subject categorized by common core standards or in a traditional way.

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4.NF.B

Worksheet: Fourth Grade

Fractions : Addition/Subtraction - 3


In this worksheet, you will apply your fractional addition and subtraction skills to solve word problem related to real life. More practice for adding like fractions.

Core Standard: 4.NF.B.3


Worksheet: Fourth Grade

Fractions : Addition/Subtraction - II


Lot of practice problems in this worksheet to help you be fluent while adding or subtracting like fractions. Determine whether a fraction addition or subtraction statement is true.

Core Standard: 4.NF.B.3


Worksheet: Fourth Grade

Fractions: Model Addition - I


Add simple and like fractions using image models or number lines. Identify like fractions based on their denominators. Solve simple word problems by adding simple like fractions.

Core Standard: 4.NF.B.3


Worksheet: Fourth Grade

Fractions: Model Addition - II


Practice adding simple and like fractions using either an image model or a number line. More word problems are there in this worksheet.

Core Standard: 4.NF.B.3


Worksheet: Fourth Grade

Fractions: Model Addition - III


Be fluent in adding like fractions by solving the problems in this worksheet. Draw and use number lines or shapes to simplify your addition statement.

Core Standard: 4.NF.B.3


Worksheet: Fourth Grade

Fractions: Model Subtraction - I


Just like addition, image models and number lines are helpful in performing subtraction of one fraction from another. Relate fraction subtraction with modelling.

Core Standard: 4.NF.B.3


Worksheet: Fourth Grade

Fractions: Model Subtraction - II


Practice more with subtraction of like fractions with image models and number lines. By now you should that it is just like subtracting whole numbers.

Core Standard: 4.NF.B.3


Worksheet: Fourth Grade

Fractions: Model Subtraction - III


Start subtracting like fractions with fluency using this worksheet. Use number lines or models if necessary. Work with a fractional subtraction problem with a bar chart.

Core Standard: 4.NF.B.3


Worksheet: Fourth Grade

Add/Subtract Mixed Numbers - II


Models help to visualize fractions and mixed numbers. Using models, solve a few addition and subtraction problems in this worksheet.

Core Standard: 4.NF.B.3


Worksheet: Fourth Grade

Add/Subtract Mixed Numbers - III


Add or subtract mixed numbers and fractions in this worksheet without the help of models. Apply the skills to solve word problems using data tables.

Core Standard: 4.NF.B.3


Worksheet: Fourth Grade

Fractions : Addition/Subtraction - I


This worksheet will introduce the usage of image models based on table-row-division. Use the model to go forward or backward while counting to perform addition or subtraction.

Core Standard: 4.NF.B.3


Worksheet: Fourth Grade

Add/Subtract Mixed Numbers - I


Apply your modelling skills related to fractions to add and subtract mixed numbers. Use given models or draw your own to solve the problems in the worksheet.

Core Standard: 4.NF.B.3



More practice problems requiring you to multiply a whole number with a fraction or mixed number. Solve word problems using multiplication of mixed and whole numbers.

Core Standard: 4.NF.B.4



Use image models to multiply fractions and whole numbers. Solve word problems. i.e If you drink 4/5 cups of milk every day, how many cups will you drink in a week?

Core Standard: 4.NF.B.4



Learn to multiply a fraction with a whole numbers using models and then find the product. Solve word problem using the same skill.

Core Standard: 4.NF.B.4


Worksheet: Fourth Grade

Fraction Expressions and Equations - I


Evaluate expressions containing fractions and parenthesis. Write expressions using fractions for given word problems. Solve some equations having an unknown variable.

Core Standard: 4.NF.B.4



Write expressions and equations using fractional values. Convert a word problem statement to an equation using an unknown variable while stating what it represents.

Core Standard: 4.NF.B.4


Worksheet: Fourth Grade

Fraction Expressions and Equations - II


Evaluate an algebraic expression by substituting the variable that has a fractional value. Solve equations while doing addition and subtraction of fractions/mixed numbers.

Core Standard: 4.NF.B.4