Commas in Compound Sentences is a free printable Grade 4 English worksheet on the comma before and, but and so in a compound sentence, aligned to Common Core standard L.4.2. It prints 7 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 15 of 25 · the same problems every time you open this link.

One paper per student

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Commas in Compound Sentences

L.4.2

NameDate

Rewrite each sentence correctly.

1.commas

It was getting dark so we lit the fire.

2.commas

The road was icy but the bus still arrived on time.

3.commas

Jade studied every night so she passed the test easily.

4.commas

Harrison built four clocks and the fourth one worked.

5.commas

The wind blew hard and the old tree fell over.

6.commas

I wanted to swim but the pool was closed.

7.commas

They wove for a day and Arachne's cloth was better.

LessonPrint · L.4.2 · Set 15 · free to copy for classroom use

Answer key — Commas in Compound Sentences

Set 15. Prints on its own sheet.

1.It was getting dark, so we lit the fire.
2.The road was icy, but the bus still arrived on time.
3.Jade studied every night, so she passed the test easily.
4.Harrison built four clocks, and the fourth one worked.
5.The wind blew hard, and the old tree fell over.
6.I wanted to swim, but the pool was closed.
7.They wove for a day, and Arachne's cloth was better.

Last reviewed 2026-09-05. Aligned to L.4.2 of the Common Core State Standards for English Language Arts.