Grade 4 - Progress in Mathematics

(Marvins-Underground-K-12) #1
Suppose you counted one number per second.
Yo u would take about


  • to count to 100.
    •1 6 ^12 minutes to count to 1000.

  • 2 hours and 42 minutes to count to 10,000.

  • 1 day to count to 100,000.
    •1 1 ^12 days to count to 1,000,000!


Yo u may make a table to find the answers
to questions 5–7. Explain your answers.


  1. If you were 100 days old, would you be older
    or younger than 1 year old?

  2. About how many years old would you be if you
    were 1000 days old? 10,000 days old?
    (Hint:1 year365 days)

  3. About how many years old would you be if you
    were 100,000 days old? 1,000,000 days old?


?


  1. How did you discover how old you would be if
    you were 100 days old?

  2. How did you discover how old you would be if
    you were 1000; 10,000; 100,000; and
    1,000,000 days old?

  3. If you were to continue the
    pattern from exercise 1 on
    page 38, what would the
    next three entries be?

  4. Rewrite the last entry from
    exercise 10. Which zero do you
    think is in the millions place?
    Underline it.


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