1. Welcome to
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2. Decimals
Review of representation of decimals, powers of ten, ordering, comparing, and rounding of decimals

3. Word Form
Expanded Form
Powers of Ten
Compare &
Order
Decimals
Rounding
Decimals
100
100
100
100
100
200
200
200
200
200
300
300
300
300
300
400
400
400
400
400
500
500
500
500
500

4. Word Form for 100
Write this number in words:

5. Word Form for 100
One hundred and three hundred eighty-seven thousandths

6. Word Form for 200
Write this decimal in words: 50.13

7. Word Form for 200
Fifty and thirteen hundredths

8. Word Form for 300
Write this decimal in word form:

9. Word Form for 300
Six ten thousandths

10. Word Form for 400
What is the word form for 3.004

11. Word Form for 400
Three and four thousandths

12. Word Form for 500
What is the word form of ?

13. Word Form for 500
Three hundred twelve and eight thousand one hundred twenty- three ten thousandths

14. Expanded Form for 100
What is (6 x 1/10)

15. Expanded Form for 100
45.6

16. Expanded Form for 200
What is (1 x 1/10) + (8 x 1/100)

17. Expanded Form for 200
0.18

18. Expanded Form for 300
What is ?

19. Expanded Form for 300
0.136

20. Write this number in expanded form:
Expanded Form for 400
Write this number in expanded form:
13.367

21. Expanded Form for 400 10 + 3 +0.3 + 0.06 + 0.007 or
( 3x 1/10) + (6 x 1/100) +
( 7 x 1/1000)

22. Expanded Form for 500
Write this number in expanded form:

23. Expanded Form for 500 5 + 0.8 + 0.09 + 0.002 + 0.0007 or
5 + (8 x 1/10) + ( 9 x 1/100) +
(2 x 1/1,000) + (7 x 1/10,000)

24. Powers of Ten for 100
What is the product of 3.39 x 102?

25. Powers of Ten for 100
339

26. Powers of Ten for 200
What is the quotient? 627 ÷ 103?

27. Powers of Ten for 200
0.6274

28. What power of 10 multiplied by 8.95 equal to 89,500,000?
Powers of Ten for 300
What power of 10 multiplied by 8.95 equal to 89,500,000?

29. Powers of Ten for 300
107

30. Powers of Ten for 400
What is the quotient of 0.9 ÷ 103?

31. Powers of Ten for 400
0.0009

32. Powers of Ten for 500
Find the product of x 104

33. Powers of Ten for 500
476,200

34. Compare & Order Decimals for 100
Compare these decimals:

35. Compare & Order Decimals for 100
>

36. Compare & Order Decimals for 200
Which of these numbers is the least? Which is the greatest?

37. Compare & Order Decimals for 200
The least number is The greatest number is 7.35

38. Compare & Order Decimals for 300
Emma is mailing some packages. The weights of the packages in pounds are show below. Order the weights from least to greatest.

39. Compare & Order Decimals for 300
3.201< < 9.42 < 11.2

40. Compare & Order Decimals for 400
Which decimal is greater than and less than ? a b c d

41. Compare & Order Decimals for 400

42. Compare & Order Decimals for 500
Which decimal is between 4.1 and 4.3?
a. 4.34
b. 4.17
c. 4.06
d. 4.02

43. Compare & Order Decimals for 500b

44. Rounding Decimals for 100
Jacob has yards of yarn. How many yards of yarn rounded to the nearest tenth of a yard does Jacob have?

45. Rounding Decimals for 100
31.8 yards

46. Rounding Decimals for 200
Dwayne ran kilometers. Rounded to the nearest hundredth, how many kilometers did he run?

47. Rounding Decimals for 200
11.37 kilometers

48. Rounding Decimals for 300
In physical education class, Austin ran 3 miles in minutes. What is Austin’s time rounder to the nearest minute?

49. Rounding Decimals for 300
20 minutes

50. What is 98.047 rounded to the nearest hundredth?
Rounding Decimals for 400
What is rounded to the nearest hundredth?

51. Rounding Decimals for 400
98.05

52. What is 14.999 rounded to the nearest hundredth?
Rounding Decimals for 500
What is rounded to the nearest hundredth?

53. Rounding Decimals for 500 15

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