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The Delightful World of Decimals

The Delightful World of Decimals. How to write, compare, and order decimals. Quote of the Day. Don’t worry about going slow, worry about standing still. Standard Form. 0.234 10.234. Expanded form. 0.2 + 0.03 + 0.004 10 + 0.2 + 0.03 + 0.004. Word Form.

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The Delightful World of Decimals

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  1. The Delightful World of Decimals How to write, compare, and order decimals

  2. Quote of the Day Don’t worry about going slow, worry about standing still.

  3. Standard Form • 0.234 • 10.234

  4. Expanded form • 0.2 + 0.03 + 0.004 • 10 + 0.2 + 0.03 + 0.004

  5. Word Form • If you can say then you can write it. • Two hundred thirty-four thousandths • Ten and two hundred and thirty-four thousandths

  6. Writing and reading decimals • Hint #1: Read it like a regular number and just add the ths at the end. • Hint #2: In math speak we use and to represent the decimal. In everyday language, you may hear people say point or dot to represent the decimal.

  7. Label the Decimal • 624.3751

  8. Comparing Decimals • Models – use a grid • Number line • Line numbers up and compare digits in each place value

  9. Comparing • Use symbols for greater than, less than, or equal to • Line numbers up and compare digits in each place value

  10. FYI • Decimals are COOOOL! • Decimals are important. • How else would you be able to count that cold hard cash!

  11. Classwork • Text book page 11 17-33 • Text book page 16 18-21 , 24, 25 • Challenge: page 17 #28

  12. Homework • Workbook page 5 and page 6 15-17 Answer this question tonight: What is a digit?

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