1. * Decimal Jeopardy * Rounding/ Estimating Adding/ Subtracting Multiplying/ Dividing Scientific Notation Misc. 100 200 300 400 500

2. Rounding/Estimating - 100 Round to the nearest tenth: 23.4821

3. Rounding/Estimating – 100 23.5

4. Rounding/Estimating - 200 Round to the nearest hundredth: 123.2518

5. Rounding/Estimating – 200 123.25

6. Rounding/Estimating - 300 Estimate the sum by rounding to the nearest whole numbers: 12.092 + 8.97

7. Rounding/Estimating - 300 12 + 9 = 21

8. Rounding/Estimating - 400 Estimate the product using compatible numbers: 132.084 x 19.872

9. Rounding/Estimating - 400 130 x 20 = 2,600

10. Rounding/Estimating - 500 Estimate the quotient using compatible numbers:

11. Rounding/Estimating - 500 35 / 5 = 7

12. Adding/Subtracting - 100

13. 35.144

14. Adding/Subtracting - 200

15. 44.408

16. Adding/Subtracting - 300

17. 22.072

18. Adding/Subtracting - 400

19. 0.19

20. Adding/Subtracting - 500

21. 51.717

22. Multiplying/Dividing - 100

23. 22.4

24. Multiplying/Dividing - 200

25. 3.672

26. Multiplying/Dividing - 300

27. 6.5

28. Multiplying/Dividing - 400

29. 0.67

30. Multiplying/Dividing - 500

31. 57

32. Scientific Notation - 100 Convert to Standard Form:

33. Scientific Notation - 100 21,800

34. Scientific Notation - 200 Convert to Standard Form:

35. Scientific Notation - 200 124,300,000

36. Scientific Notation - 300 Convert to Standard Form:

37. Scientific Notation - 300 0.0000005231

38. Scientific Notation - 400 Convert to Scientific Notation:

39. Scientific Notation - 400 3.29 x 10 10

40. Scientific Notation - 500 Convert to Scientific Notation:

41. Scientific Notation - 500 3.9 x 10 -5

42. Miscellaneous - 100 In what place is the 6 located? 1,248.089621

43. Miscellaneous - 100 ten-thousandths

44. Miscellaneous - 200 Write the following number in word form: 43.082

45. Miscellaneous - 200 forty three and eighty two thousandths

46. Miscellaneous - 300 Compare the Decimals: 0.0231 ____ 0.2

47. Miscellaneous - 300 0.0231 < 0.2

48. Miscellaneous - 400 Is the following number in Scientific Notation – why or why not?

49. Miscellaneous - 400 No because the first number must be less than 10. It should instead be written as 2.38 x 10 7

50. Miscellaneous - 500 Find a number between the following 2 decimals: 3.02 and 3.03

51. Miscellaneous - 500 (many right answers) ex: 3.025