Counting and Cardinality - K Grade Common Core Math

K.CC.1

Count to 100 by ones and by tens.

K.CC.2

Count forward beginning from a given number within the known sequence (instead of having to begin at 1).

Count Forward

Count Forward within 10

K.CC.3

Write numbers from 0 to 20. Represent a number of objects with a written numeral 0-20 (with 0 representing a count of no objects).

Count Forward

Count Forward within 10

K.CC.4

Understand the relationship between numbers and quantities; connect counting to cardinality.

K.CC.4.a

When counting objects, say the number names in the standard order, pairing each object with one and only one number name and each number name with one and only one object.

Count With Counters

Count With Objects

Represent Numbers

Count in Different Arrangements

Count With Counters within 10

Count With Objects within 10

Represent Numbers within 10

Count in Different Arrangements within 10

K.CC.4.b

Understand that the last number name said tells the number of objects counted. The number of objects is the same regardless of their arrangement or the order in which they were counted.

Count With Counters

Count With Objects

Represent Numbers

Count in Different Arrangements

Count With Counters within 10

Count With Objects within 10

Represent Numbers within 10

Count in Different Arrangements within 10

K.CC.4.c

Understand that each successive number name refers to a quantity that is one larger.

One More

One More within 10

K.CC.5

Count to answer 'how many?' questions about as many as 20 things arranged in a line, a rectangular array, or a circle, or as many as 10 things in a scattered configuration; given a number from 1-20, count out that many objects.

Count With Counters

Count With Objects

Represent Numbers

Count in Different Arrangements

Count With Counters within 10

Count With Objects within 10

Represent Numbers within 10

Count in Different Arrangements within 10

K.CC.6

Identify whether the number of objects in one group is greater than, less than, or equal to the number of objects in another group, e.g., by using matching and counting strategies.

Compare Groups

K.CC.7

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

Compare Numbers