Decide if each statement is true or false. Explain your reasoning.

Your teacher will give you a set of cards that show multi-digit numbers.

1. Sort the cards into categories in a way that makes sense to you. Be ready to explain the meaning of your categories.
2. Join with another group and explain how you sorted your cards.

3. Write each number in expanded form.

   1. 4,620
   2. 46,200
   3. 462,000
4. Write the value of the 4 in each number.
5. Compare the value of the 4 in two of the numbers. Write two statements to describe what you notice about the values.
6. How is the value of the 2 in 46,200 related to the value of the 2 in 462,000?

1. Express each number in standard form, expanded form, and word form.

   number	expanded form	word form
   784,003
   		eight hundred three thousand, ninety-nine
   310,060
   		nine hundred thirty-four thousand, nine hundred

2. Choose 2 numbers from the table to make this statement true:

   The 3 in _______________ is ten times the value of the 3 in _______________.

3. Explain why you chose those numbers.

4. Find 2 classmates who chose different numbers than you. Record their numbers. Take turns sharing your completed statements and explaining your reasoning.

   • The 3 in _______________ is ten times the value of the 3 in _______________.

   • The 3 in _______________ is ten times the value of the 3 in _______________.