Place Value

1. Place Value Please click the space bar to advance slides.

2. Place Value 987,654,321,012 Read this number:

3. Reading numbers and understanding place value is easy if you break it down.

4. 9 Read this number

5. 98 Read this number

6. 987 Read this number

7. If you can read and understand a three digit number like 987, you can easily read much larger numbers. All you have to do is learn to read the commas. No problems so far?

8. Say 987 At the comma say thousand In the number 987,654 the comma says thousand. Say 654

9. 987,654 Read this number

10. Say 987 At the first comma say million Say 654 In the number 987,654,321 the first comma says million. At the last comma say thousand Say 321

11. 987,654,321 Read this number

12. Say 987 At the first comma say billion Say 654 At the next comma say million In the number 987,654,321,012 the first comma says billion. Say 321 At the last comma say thousand Say 012

13. 987,654,321,012 Read this number

14. 321,012 A number written like this is called standard form

15. three hundred twenty-one thousand, twelve A number written like this is called word form

16. 300,000 + 20,000 + 1,000 + 10 + 2 A number written like this is called expanded form