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12.5 adding and subtracting on the number line - Printable Math Worksheets 4th Grade - Wayground

12.5 adding and subtracting on the number line

Jessica Valencia

Created by Jessica Valencia

8 questions

4th Grade

Math

Updated Feb 2026

This Grade 4 mathematics worksheet helps students add and subtract fractions with like denominators by connecting visual models, equations, and everyday situations. Students complete eight items: five multiple-choice questions that ask them to identify the equation represented by a fraction number line or select the correct subtraction expression, followed by three fill-in-the-blank problems about finding the amount remaining after part of a whole is spilled. The examples use fractions such as fourths, sixths, tenths, twelfths, and sixteenths. The worksheet gives students practice interpreting movement and values on a number line, choosing addition or subtraction to match a situation, and finding a remaining amount or difference. It is suitable for Grade 4 instruction, independent practice, review, or a quick check of understanding after modeling fraction operations. This is a free printable worksheet with a complete answer key for efficient checking and feedback.

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12.5 adding and subtracting on the number line

Total questions: 8

Name
Class
Date
1.
Which equation is represented by the number line below?

Which equation is represented by the number line below?

a)

1/4+2/4=3/4

b)

1/4+3/4=4/4

c)

1/4+1/4=2/4

d)

1/3+1/3=2/3

2.
Which equation is represented by the number line below?

Which equation is represented by the number line below?

a)

3/12+3/12=6/12

b)

2/12+4/12=6/12

c)

4/12+2/12=6/12

d)

5/12+1/12=6/12

3.
Which equation is represented by the number line below?

Which equation is represented by the number line below?

a)

4/6+1/6=5/6

b)

3/6+1/6=4/6

c)

2/6+2/6=4/6

d)

1/6+3/6=4/6

4.
Which equation is represented by the number line below?

Which equation is represented by the number line below?

a)

2/6+3/6=5/6

b)

5/6-3/6=2/6

c)

5/6+3/6=2/6

d)

2/6-3/6=5/6

5.

Dave made fruit punch for his party but accidentally tripped and spilled 5/12 of the punch. How much of the punch was left?

(a)  

6.

On the weekends, Paul jogs 9/10 mile. On the weekdays, Paul jogs 5/10 mile. Which expression shows how many more miles Paul jogs on the weekends than on a weekday?

a)

9/10+5/10

b)

9/10-5/10

c)

5/10+9/10

d)

5/10-9/10

7.

Dave made fruit punch for his party but accidentally tripped and spilled 3/16 of the punch. How much of the punch was left?

(a)  

8.

Dave made fruit punch for his party but accidentally tripped and spilled 3/4 of the punch. How much of the punch was left?

(a)  

WaygroundAnswer Key

12.5 adding and subtracting on the number line

Total questions: 8

1.
a)

1/4+2/4=3/4

2.
c)

4/12+2/12=6/12

3.
b)

3/6+1/6=4/6

4.
b)

5/6-3/6=2/6

5.
7/12
6.
b)

9/10-5/10

7.
13/16
8.
1/4

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FAQs

What does this adding and subtracting on the number line worksheet cover?

This Grade 4 worksheet focuses on adding and subtracting fractions with like denominators. Its five multiple-choice items require students to match fraction number-line models with equations or choose the subtraction expression that represents a comparison, while three fill-in-the-blank word problems ask students to find how much of a whole remains after a fraction is spilled.

How can I use this worksheet to teach adding and subtracting fractions on a number line?

First model how to read the starting point, partition size, and movement on a fraction number line, then have students explain why a matching equation represents that movement. Use the worksheet’s visual equation items before the fruit-punch and jogging problems so students transfer the number-line interpretation to finding a remaining amount or difference in context.

What mistakes should I watch for when students complete this fraction worksheet?

Watch for students choosing addition when a situation asks how much is left or how much more one amount is, especially in the spilled-punch and jogging problems. Students may also reverse the subtraction order, misread the number-line movement, or change the denominator instead of operating on the numerators when the fractions have like denominators.

How do I assign and grade this worksheet?

Wayground provides this worksheet as both a printable PDF and a digital quiz, and it includes a complete answer key for the five multiple-choice and three fill-in-the-blank items. You can grade printed student work by scanning it with the Wayground for Teachers app, or assign the digital version through Wayground for online responses and scoring.

How can I differentiate this fraction number-line worksheet for my students?

Use the worksheet’s Advanced Settings to create an alternate version with more font spacing or a larger font size, making the number-line equations and word-problem text easier to follow. You can also apply a dyslexia-friendly font or translate the worksheet into another language when those changes support access to the fraction tasks.

Where can I find more worksheets like this on Wayground?

Wayground offers a comprehensive collection of free printable worksheets and practice problems across subjects, with downloadable PDFs and answer keys to help students build essential skills and concepts. Browse more resources at https://wayground.com/en-us/worksheets.

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