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Common Core MathKindergartenCounting & Cardinality

K.CC.7: Compare Two Written Numbers

Also written as K.CC.C.7 and CCSS.MATH.CONTENT.K.CC.C.7 · Cluster: Compare numbers.

The Official Wording

Compare two numbers between 1 and 10 presented as written numerals.

Common Core State Standards, Kindergarten, Counting & Cardinality · Read it at the source · Checked October 14, 2026

What K.CC.7 Means in Plain English

Kindergartners see the numerals 8 and 3 on two cards, no objects anywhere, and say that 8 is more. To do that they have to know what each numeral stands for and that numbers later in the count are bigger. Many children check with fingers or a number line.

This is the abstract end of comparing: K.CC.6 compared piles of objects, and now the numerals alone carry the meaning. The symbols >, = and < are not expected yet. They arrive in 1st grade with two-digit numbers (1.NBT.3), where tens are compared before ones.

K.CC.7 I Can Statements

  • I can look at two numbers and say which is bigger.
  • I can say which of two numbers is smaller.
  • I can tell when two numbers are the same.

K.CC.7 Worked Example

Two number cards compared three ways: by the count, on a number line, and with fingers, which is how most five-year-olds check.

Problem

Two cards show 8 and 3. Which number is more?

Which is more, 8 or 3?
  1. Read both numerals out loud so the names are in the air.8 and 3
  2. Count from 1 and listen for which one comes first. Three comes first, so three is smaller.1, 2, 3, 4, 5, 6, 7, 8
  3. Find both on a number line. The one farther right is more.3 is left, 8 is right
  4. Check with fingers: eight fingers is more fingers than three.8 fingers, 3 fingers
Answer8 is more than 3, and 3 is less than 8

Check it: Count on from 3 to reach 8: 4, 5, 6, 7, 8. You had to go up, so 8 is the bigger number.

Common Mistakes with K.CC.7

Bigger-looking numeral wins

A card with a large 3 printed on it called more than a small 8

Try this: Build both numbers with cubes next to the cards, then ask again which is more: the towers settle it.

Confusing 6 and 9

“9 is less than 6” because the 9 was read as a 6

Try this: Have the child read each numeral aloud and show it on fingers before comparing, so misreads get caught first.

Guessing without a strategy

A quick “5!” for “which is more, 5 or 7?”, then “7!” when asked again

Try this: Teach one check to use every time: find both numbers on the number line and point to the one farther right.

Where K.CC.7 Fits

Practice K.CC.7

Number Line GeneratorFree ToolA labeled 0 to 10 line to keep on the desk. Students mark both numbers and circle the one farther to the right.0 to 10Step 1Labeled
Make a Number Line
Math Worksheet GeneratorFree ToolKindergarten comparing pages with two numerals in each box: circle the bigger number, or the smaller one, with an answer key.KindergartenCompare numbers1 to 10
Make a Worksheet

Quick Check

  1. Which is more, 4 or 9?
  2. Which is less, 6 or 2?
  3. Noor has the card 7 and Eli has the card 10. Whose card shows the bigger number?

K.CC.7: Other Names

K.CC.7K.CC.C.7CCSS.MATH.CONTENT.K.CC.C.7

Common Core State Standards © Copyright 2010. National Governors Association Center for Best Practices and Council of Chief State School Officers. All rights reserved. Official wording from the Common Core State Standards PDFs at corestandards.org, last checked October 14, 2026. The explanation, I can statements, example, mistakes and practice on this page are EMStudio’s own, written beside the official wording. They are not part of the standard.