2. PrefixSymbolFactorNumerically (Multiply by) Name GigaG 10 9 1 000 000 000billion MegaM 10 6 1 000 000million Kilok 10 3 1 000thousand Centic 10 -2 0.01hundredth Millim 10 -3 0.001thousandth Micro μ 10 -6 0.000 001millionth Nanon 10 -9 0.000 000 001billionth

3.  Now lets practice!

4.  Billion  Next Next  Home Home

5. Answer

6. 1 000 000 000 Next Home

7. Answer

8. 10 9 Next Home

9.  Million  Next Next  Home Home

10. Answer

11. 1 000 000 Next Home

12. Answer

13. 10 6 Next Home

14.  Thousand  Next Next  Home Home

15. Answer

16. 1,000 Next Home

17. Answer

18. 10 3 Next Home

19.  Hundredth  Next Next  Home Home

20. Answer

21. 0.01  Next Next  Home Home

22.  Answer Answer

23. 10 -2 Next Home

24.  Thousandth  Next Next  Home Home

25. Answer

26. 0.001  (three places to the left)  Think division Next Home

27. Answer

28. 10 -3 Next Home

29.  Millionth  Next Next  HomeHome

30. Answer

31. 0.000001 (six places to left of the decimal point) Think division Next Home

32. Answer

33. 10 -6 Next Home

34.  Billionth  Next Next  Home Home

35. Answer

36. 0.000000001  (9 places to the left of the decimal point)  Think division Next Home

37. Answer

38. 10 -9 Home