Instructional Video6:40
Wonderscape

Mastering Place Value: Understanding Two-Digit Numbers

K - 5th
Dive into the world of place value and learn how to read and write two-digit numbers. Explore the pattern of tens and ones, tackle tricky numbers between 11 and 19, and practice identifying numbers based on their place...
Instructional Video5:47
Wonderscape

Comparing Two-Digit Numbers: Less Than, Greater Than, and Equal To

K - 5th
Learn how to compare two-digit numbers using less than, greater than, and equal to symbols. Understand the role of the tens and ones places in determining which number is larger or smaller.



Understanding Value, Base 10 and...
Instructional Video22:06
Wonderscape

Understanding Value, Base 10 and Symbols for Comparing Numbers

K - 5th
In this video that meets Common Core 1st grade math standards, the teacher introduces the concept of base 10 and how it makes counting and representing numbers easier. The teacher demonstrates how to count using base 10 by showing a set...
Instructional Video
CK-12 Foundation

Ck 12: Elem Math: Overview of Addition Sums to 100

1st - 2nd Standards
[Free Registration/Login may be required to access all resource tools.] The video explains two, two-digit addition problems one with regrouping and the other without regrouping.