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Compare Groups to 20 is a free printable Kindergarten math worksheet on comparing sets that cross ten, aligned to Common Core standard K.CC.C.6. It prints 12 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.

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All 25 sets ask different questions.

Compare Groups to 20

K.CC.C.6

NameDate

Write < , > or = between the groups.

1.8 cubes11 cubes
2.9 cubes15 cubes
3.13 cubes17 cubes
4.12 cubes9 cubes
5.13 cubes11 cubes
6.11 cubes8 cubes
7.15 cubes9 cubes
8.10 cubes13 cubes
9.14 cubes18 cubes
10.17 cubes15 cubes
11.19 cubes16 cubes
12.12 cubes13 cubes

LessonPrint · K.CC.C.6 · Set 1 · free to copy for classroom use

Answer key — Compare Groups to 20

Set 1. Prints on its own sheet.

  1. 1.<
  2. 2.<
  3. 3.<
  4. 4.>
  5. 5.>
  6. 6.>
  7. 7.>
  8. 8.<
  9. 9.<
  10. 10.>
  11. 11.>
  12. 12.<

Questions about Compare Groups to 20

What does the Compare Groups to 20 worksheet cover?

It practices comparing sets that cross ten — 12 questions for Kindergarten, all on Common Core K.CC.C.6: Look at two groups and say which has more, fewer, or the same. The instruction to students is “Write < , > or = between the groups”, and the answer key follows on the next sheet.

Which Common Core standard does Compare Groups to 20 practice?

CCSS.MATH.CONTENT.K.CC.C.6 — K.CC.C.6, under Counting & Cardinality for Kindergarten. The published standard reads: “Identify whether the number of objects in one group is greater than, less than, or equal to the number of objects in another group.” The worksheet assesses that standard rather than a paraphrase of it.

What age or grade is this worksheet for?

Compare Groups to 20 is written for Kindergarten, typically ages 5-6. It is one of the sheets on K.CC.C.6, so it suits any student working at that standard — including older students revisiting it and younger ones working ahead.

Does Compare Groups to 20 come with an answer key?

Yes. All 12 answers are generated from the same problems as the questions, so the key cannot drift out of step with the sheet. It starts on a fresh sheet of paper, after the questions, so it is not handed out with the class by accident.

How many different versions of Compare Groups to 20 can I print?

25 — one per student, and all 25 ask different questions. Set 1 downloads the whole class as a single PDF. Every version is fixed to its own address, so a sheet printed today holds the same problems when you reopen it next week.

Is Compare Groups to 20 free to print and photocopy?

Yes. Compare Groups to 20, its answer key and its 25 versions are free to print and photocopy for your own class, with no account, no email capture and no subscription at the download step. Please do not resell them or republish them as your own.

More practice for K.CC.C.6

Look at two groups and say which has more, fewer, or the same.

All Kindergarten worksheets

Last reviewed 2026-09-05. Aligned to K.CC.C.6 of the Common Core State Standards for Mathematics.