FreePrintable

Sub Prefix Practice Worksheet

A free, printable general worksheet ready for your classroom. Download instantly, print, and hand out to your students — no account needed.

Sub Prefix Practice Worksheet worksheet preview

Sub Prefix Practice Worksheet

Submarine underwater illustration

🔍 Part 1: Understanding "Sub"

The prefix "sub" means "under" or "below".

1. Which word means "a boat that goes under water"?

subway

submarine

subzero

2. What does "subway" mean?

a way above ground

a way under ground

a way through water

3. If the temperature is "subzero", it means:

above 0°C

exactly 0°C

below 0°C

4. Which words have the prefix "sub"? (Tick all that apply)

subtract

sunshine

submerge

subject

✏️ Part 2: Fill in the Blanks

5. Complete these sentences using words with "sub":

a) The _____________ travelled deep under the ocean.

b) In winter, the temperature can be _____________ (below zero).

c) The train travels through a _____________ tunnel under the city.

d) When you _____________ 5 from 10, you get 5.

6. Write your own sentence using a word that starts with "sub":

🎨 Part 3: Word Building

7. Add "sub" to these word parts to make new words:

a) sub + marine = _____________

b) sub + way = _____________

c) sub + zero = _____________

d) sub + merge = _____________

8. Draw a picture of something that has "sub" in its name:

About This Worksheet

Free Download

No sign-up, no email, no paywall. Just download and print.

Print-Ready

Formatted for standard paper. Clean layout, easy to read.

AI-Generated

Created with Kuraplan's AI, designed for real classroom use.

For Teachers & Parents

Use in classrooms, for homework, tutoring, or homeschool.

Need a custom version of this worksheet?

Kuraplan's AI generates custom worksheets in seconds — differentiated for every learner, aligned to your curriculum.

Generate Custom Worksheets — Free
No credit card Curriculum-aligned Under 60 seconds