Lesson: Adding by Counting On: Numbers up to 20
In this lesson, we will learn how to add within 20 by counting on from one of the numbers.
Sample Question Videos
Worksheet: 8 Questions • 4 Videos
To find 8 plus 4, we can start at 8 and count forward 4.
Finish counting forward to find the answer to 8 plus 4.
William has 15 cars colored red, blue, and green.
Which of these could be his car collection?
Which addition sentence matches this story?
How many animals are there?