Writing Numbers in Decimal Form

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Grade Level

• Middle School

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Subject

• Mathematics

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Length of Time

• 1 Hour

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Description

• This lesson is about writing numbers in decimal form.

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Goals

• Students will learn:
  
  * To write numbers in decimal form
  
  

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Materials Needed

• * The worksheet I have included in this lesson
  
  * Pencils and erasers
  
  

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Procedure

• First, you will copy the worksheet so that each student will have a copy.
  
  Then, you will write an example on the board to show the students what they will do on their worksheet. The "and" stands for the decimal point.
  
  5.5 = five and five tenths
  .5 = five tenths
  .05 = five hundredths
  .005 = five thousandths
  
  After that, you will pass out the worksheet so they can work on them independently.
  
  
  
  Worksheet - Writing Numbers in Decimal Form
  
  Directions: Write the following numbers in decimal form.
  
  1. Two tenths =
  
  2. Thirty-four hundredths =
  
  3. Forty-nine hundredths =
  
  4. Five and nine tenths =
  
  5. Six and seventy-five hundredths =
  
  6. Seven and ninety hundredths =
  
  7. Twenty-nine hundredths =
  
  8. Four and twenty-five hundredths =
  
  9. Eight and thirty-three hundredths =
  
  10. Seven hundred thirty-nine thousandths =
  
  11. Ten and thirty-nine hundredths =
  
  12. Twenty-three and five tenths =
  
  13. Forty-four hundredths =
  
  14. Thirteen hundredths =
  
  15. Three hundred ninety-two thousandths =
  
  16. Two and twelve hundredths =
  
  17. Four hundred twenty-two and 85 thousandths =
  
  18. Forty-two hundredths =
  
  19. Six hundred forty-two thousandths =
  
  20. Four and twenty-one thousandths =
  
  
  
  
  Answer Sheet
  
  1. Two tenths = .2
  
  2. Thirty-four hundredths = .34
  
  3. Forty-nine hundredths = .49
  
  4. Five and nine tenths = 5.9
  
  5. Six and seventy-five hundredths = 6.75
  
  6. Seven and ninety hundredths = 7.90
  
  7. Twenty-nine hundredths = .29
  
  8. Four and twenty-five hundredths = 4.25
  
  9. Eight and thirty-three hundredths = 8.33
  
  10. Seven hundred thirty-nine thousandths = .739
  
  11. Ten and thirty-nine hundredths = 10.39
  
  12. Twenty-three and five tenths = 23.5
  
  13. Forty-four hundredths = .44
  
  14. Thirteen hundredths = .13
  
  15. Three hundred ninety-two thousandths = .392
  
  16. Two and twelve hundredths = 2.12
  
  17. Four hundred twenty-two and 85 thousandths = 422.085
  
  18. Forty-two hundredths = .42
  
  19. Six hundred forty-two thousandths = .642
  
  20. Four and twenty-one thousandths = 4.021
  
  

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Grading

• Each question is worth five points for a total of 100 points.
  
  100 to 90 = A
  
  89 to 80 = B
  
  79 to 70 = C
  
  69 to 60 = D
  
  Below 60 = F
  
  

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