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Convert Customary Units of Length - Printable Math Worksheets 4th - 6th Grade - Wayground

Convert Customary Units of Length

Marykate Purcell

Created by Marykate Purcell

21 questions

4th - 6th Grade

Math

Updated Jul 2026

Convert Customary Units of Length is a free printable mathematics worksheet for students in Grades 4–6. It includes 21 multiple-choice questions that practise ordering inches, feet, yards, and miles; converting between customary units; selecting appropriate units for real-world measurements; and comparing lengths after converting them to a common unit. Students apply relationships such as 12 inches = 1 foot, 3 feet = 1 yard, and 1,760 yards = 1 mile across whole-number problems involving feet, yards, inches, and miles. Real-world items, including tables, doors, football fields, cars, pools, desks, and student tables, require students to connect unit size and conversion calculations to reasonable measurements. The worksheet includes a complete answer key, making it useful for independent practice, review, homework, or a quick skills check.

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Convert Customary Units of Length

Total questions: 21

Name
Class
Date
1.
Order the following units from smallest to largest. miles, feet, inches, yards
Order the following units from smallest to largest. 
miles, feet, inches, yards
a)
miles, yards, feet, inches
b)
inches, feet, yards, miles
c)
yard, feet, inches, miles
2.
Convert the following: 24 feet = ______ yards
Convert the following: 
24 feet = ______ yards
a)
6 yards
b)
12 yards
c)
8 yards
3.
Convert the following: 8,800 yards = ________ miles
Convert the following: 
8,800 yards = ________ miles 
a)
5 miles
b)
2 miles
c)
4 miles
4.
Convert the following: 36 inches = _____ feet
Convert the following: 
36 inches = _____ feet 
a)
3 feet
b)
6 feet
c)
4 feet
5.
Convert the following: 6 miles = ______ feet
Convert the following: 
6 miles = ______ feet 
a)
10,560 feet
b)
26,400 feet
c)
31,680 feet
6.
Convert the following: 7 feet = ______ inches
Convert the following: 
7 feet = ______ inches
a)
84 inches
b)
60 inches
c)
96 inches
7.
Convert the following: 12 feet = ____ yards
Convert the following: 
12 feet = ____ yards 
a)
3 yards
b)
4 yards
c)
36 yards
8.
Convert the following: 15,840 feet = ____ miles
Convert the following: 
15,840 feet = ____ miles 
a)
4 miles
b)
3 miles
c)
8 miles
9.
Convert the following: 8 miles = _____ yards
Convert the following: 
8 miles = _____ yards 
a)
24 yards
b)
96 yards
c)
14,080 yards
10.
1 yard= _____ feet
1 yard= _____ feet
a)
3
b)
4
c)
2
11.
7 feet = ___ inches
7 feet = ___ inches
a)
49 inches
b)
84 inches
c)
19 inches
12.
Which object is about 3 feet tall?
a)
a building
b)
a table
c)
a door
13.
Which unit would be most appropriate for measuring the length of a football field?
a)
Inches
b)
Gallons
c)
Yards
14.
Which of the following would most likely have a length of 30 feet?
Which of the following would most likely have a length of 30 feet?
a)
envelope
b)
car
c)
pool
15.
The length of the teacher's desk was 5 FEET. The length of the student tables was 34 INCHES. Which was longer? HINT: YOU…

The length of the teacher's desk was 5 FEET. The length of the student tables was 34 INCHES. Which was longer? HINT: YOU NEED TO CONVERT ONE OF THE UNITS SO THAT THEY ARE THE SAME.

a)
Teacher's Desk 
b)
Student Tables
16.
The length of a pencil
The length of a pencil
a)
8 inches
b)
8 yards
17.
Order customary units of length from largest to smallest
a)
miles, feet, yards, inches
b)
miles, yards, feet, inches
c)
yards, miles, feet, inches
18.
When you convert from a smaller unit to a larger unit you should use which operation?
a)
multiplication
b)
division
c)
subtraction
19.
Which of these would best be measured using a ruler?
a)
The length of a paper clip
b)
The height of a tree
c)
How far a dog can run
20.
99 feet = ___ yards?
99 feet = ___ yards?
a)
33 yards
b)
11 yards
c)
99 yards
21.
6 yd. = ___ ft.
6 yd. = ___ ft. 
a)
6 feet
b)
12 feet
c)
18 feet
WaygroundAnswer Key

Convert Customary Units of Length

Total questions: 21

1.
b) inches, feet, yards, miles
2.
c) 8 yards
3.
a) 5 miles
4.
a) 3 feet
5.
c) 31,680 feet
6.
a) 84 inches
7.
b) 4 yards
8.
b) 3 miles
9.
c) 14,080 yards
10.
a) 3
11.
b) 84 inches
12.
b) a table
13.
c) Yards
14.
c) pool
15.
a) Teacher's Desk 
16.
a) 8 inches
17.
b) miles, yards, feet, inches
18.
b) division
19.
a) The length of a paper clip
20.
a) 33 yards
21.
c) 18 feet

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FAQs

What does the Convert Customary Units of Length worksheet cover?

This Grade 4–6 mathematics worksheet uses 21 multiple-choice questions to practise ordering inches, feet, yards, and miles, converting between those units, and comparing measurements after making the units the same. Students also choose appropriate units and estimate the lengths of familiar objects, such as a table, football field, pool, desk, and student tables.

How can I use this worksheet to teach customary length conversions?

Introduce the relationships among inches, feet, yards, and miles before students begin the multiple-choice questions, then model how to select a conversion relationship and check whether the answer is reasonable. Use the object- and comparison-based items to discuss why yards suit a football field, why a table can be about 3 feet tall, and why 5 feet must be compared with 34 inches in a common unit.

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

Students may reverse a conversion relationship, such as multiplying when converting 36 inches to feet or dividing when converting 7 feet to inches. Watch for skipped unit matching in comparison questions, confusion between feet and yards, and implausible unit choices—for example, selecting inches instead of yards for a football field or treating a larger numerical value as automatically meaning a longer measurement.

How do I assign and grade this customary units worksheet?

The Convert Customary Units of Length worksheet is available as a printable PDF and as a digital quiz on Wayground, and it includes a complete answer key. You can grade printed submissions by scanning student work with the Wayground for Teachers app, while the digital quiz supports online completion and grading.

How can I differentiate this customary length conversion worksheet for my students?

In the worksheet’s Advanced Settings, adjust font spacing or choose a larger font size to make the 21 multiple-choice conversion and comparison items easier to read. You can also enable a dyslexia-friendly font or translate the worksheet into another language when those options support access to the unit vocabulary and numerical prompts.

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 master essential skills and concepts. Browse more resources at https://wayground.com/en-us/worksheets.

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