Before you can teach place value or regroup, you need to provide students with a concrete idea of the definition of ones and tens. Here, ones and tens are defined and then shown several different ways in order to represent several...

In this word recognition worksheet, students trace the word "one", write the word independently, and color the picture of the number one.

In this early math coloring sheet, students note the word "one" and examine a picture of 1 Popsicle blackline master which may be colored.

[Free Registration/Login may be required to access all resource tools.] Students watch a video and attempt practice problems on identifying the place value of a particular digit.

Explains how to round to a given number of "significant digits".