3.1 Represent, Compare, and Order Decimals (p.60-63)

I. Order Decimals by following these 3 steps
1. Line up the decimal points.
2. Add zeros to make the number size the same
3. Compare numbers from LEFT to RIGHT (Watch this tutorial)

II. Examples of different ways to read and write numbers:
Standard form: 0.392
Expanded form: 0.3 + 0.09 + O.oo2
Word form: three hundred ninety-two thousandths

Watch this tutorial from math6.org and then try this quiz to check what you know. When you think you've got it figured out, try out this game.

Find the hidden treasure in "Attack of the Place Value Pirates" (warning this game involves sword fighting with pirates and may not be suitable for all students)