1. Why do we break numbers into tens and ones? Choose a two-digit number and explain how partitioning it helps you understand ...

Join Mrs. McCartney for a comparison word problem with her friend Professor Barble. Join Mrs. McCartney for a comparison word problem with her friend Professor Barble. Next, get ready to order 3-digit ...

Build, read, write, and represent three-digit numbers using base-10 blocks and symbols. Build, read, write (in standard and expanded form), and represent three-digit numbers using base-10 blocks and ...

Numbers can be shown in many ways, not just as written digits. Explore how to represent numbers using materials such as ...