6th Grade Math Textbook, Progress

(Marvins-Underground-K-12) #1
Write the place of the underlined digit. Then write its value.


  1. 131,241,920,057 2. 6 70,901,230,001,400 3. 8 0,270,310,000

  2. 0.429 7 5. 0.81523 6. 7.014325

  3. 16 .1876 8. 17.9274 3 9. 0.19760 8


Use the number 64,310,420,069,346.789125. Name the digit in the given place.


  1. millions 11. ten trillions 12. hundred billions

  2. trillions 14. millionths 15. hundredths

  3. tenths 17. ten thousandths 18. hundred thousandths


Write the word name for each number.


  1. 201,000,006,400 20. 20,030,010,000 21. 6,000,121,000,015

  2. 0.004 23. 8.0408 24. 0.00062

  3. 0.000079 26. 5.042019 27. 1.568970


Write each number in standard form.


  1. thirteen million, five thousand 29. three hundred eight billion

  2. one hundred twelve trillion 31. ninety-one billion, fifty

  3. eleven millionths 33. two thousand ten hundred thousandths

  4. 750 trillion 35. 42 ten thousandths


Ellen wrote three statements about the decimals in the
box. Tell whether each of her statements is true for
(a) all of the numbers, (b) some of the numbers, or
(c) none of the numbers. Explain your thinking.


  1. My millionth digit is 5.

  2. My thousandths digit is 9.

  3. My ten thousandths digit is 3 more than my
    millionths digit and the same as my ones digit.

  4. What is another name for a thousand million?
    For a million million?


16.07965
123.00938
3.789340

8206-2_034-035 11/4/05 6:29 PM Page 35

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