1. Why do we break numbers into tens and ones? Choose a two-digit number and explain how partitioning it helps you understand how big it is. 2. What does the position of a digit tell us about its ...
Cell phones, fax machines and pagers are dialing through the country's supply of phone numbers. The Federal Communications Commission, aware of the dwindling supply of 10-digit phone numbers and ...
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 ...
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