Common Core

K.CC.A.1

6 lessons teach this standard. Every lesson is interactive, and every one prints as a worksheet with a separate answer key.

Kindergarten Math · Chapter 1 · Lesson 1

Warming up the numbers you know.

Kindergarten Math · Chapter 1 · Lesson 2

Past ten, into the teens.

Kindergarten Math · Chapter 1 · Lesson 3

All the way to twenty.

Kindergarten Math · Chapter 7 · Lesson 1

The pattern that keeps repeating.

Kindergarten Math · Chapter 7 · Lesson 2

Ten, twenty, thirty, jumping along.

Kindergarten Math · Chapter 7 · Lesson 3

Straight down is a jump of ten.