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REVIEW

This review covers topics such as rounding numbers, scientific notation, number lines, and more.

alisonkoopman
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REVIEW

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  1. REVIEW First Quarter Exam 2012-2013

  2. 1 Make this number divisible by 11. 1 8 4 7 __ 2 1

  3. 2 Make this number divisible by 12. 1 8 4 7 __ 2 5

  4. 3 What is the greatest 8-digit number that can be formed using the digits 6, 4, 3 and 5? Two of the numbers can be repeated twice. One number can be repeated thrice. The millions place is 3 and the ten thousands place is 4. 63 646 554

  5. 4 Write in a set the numbers that round to 85 000 to the nearest thousand. { 84 500, 84 501, 84 502,…85 499}

  6. 5 Write in a mathematical symbol, ≤ and ≤, the numbers that round to 8 000 when rounded to the nearest to the nearest thousand. 7 500 ≤ n ≤ 8 499

  7. 6. Show in the number line the meaning of 758 ≤ n ≤ 887.

  8. 7. Show in the number line the meaning of { 567, 568, 569, ..., 572}.

  9. 8. Show in the number line the meaning of the phrase – a number that is greater than or equal to 92 but less than 103.

  10. 9. What is the sum of 105 and 102 when written in words? One hundred thousand, one hundred

  11. 10. What is the difference between 3.7 x 105 and 3.5 x 105? 20, 000

  12. 11. What kind of writing number is expressed in this form - 3.7 x 1018 ? scientific notation

  13. 12. What kind of graph is used to represent the numbers in their exact location ? number line

  14. 13. Mental: What is the value of 23 hundreds and 23 tens? 2 530

  15. 14. Mental: What is the value of 4 times 10 the ninth power? 4 000 000 000

  16. 15. Mental: How many times smaller is seven thousand than seventy million? 10 000 times

  17. 16. Write in scientific notation the equivalent of 12 500 000 000 000 000 1.25 x 1016

  18. 17. How much is 27 thousands, 46 hundreds and 92 tens equal to? 32 520

  19. 18. What is the value of 8.35 x 1013? 83 500 000 000 000

  20. 19. What is the greatest number that can be formed using the number cards 0, 0, 7, 2, 9, 3, 2? 9 732 200

  21. 20. What is the smallest number that can be formed using the number cards 0, 0, 7, 2, 9, 3, 2? 2 002 379

  22. 21. Round 178 965 843 752 to the nearest 10 billions. 180 000 000 000

  23. 22. What is the greatest number that rounds to 60 000 when rounded to the nearest thousands? 60 499

  24. 23. What is the greatest number that rounds to 60 000 when rounded to the nearest ten thousands? 64 999

  25. 24. What is the value of 9 in 195 107 546 624 512? 90 000 000 000 000

  26. 25. What place does 9 hold in 195 107 546 624 512? ten trillions

  27. 26. Arrange the following in ascending order. a. 106 768 912 876 b. 160 678 912 768 c. 106 687 129 876 d. 160 687 219 768 c-a-b-d

  28. 27. How many times bigger is the unmarked 7 than the underlined 7 in the number – 879 806 007? 10 000 000 times

  29. 28. How many times smaller is the unmarked 7 than the underlined 7 in the number – 879 807 ? 10 000 times

  30. 29. Which of the following is not divisible by 8? 67 120 59 000 24 356 12 016 24 356

  31. 30. From the activity # 1, how does a graph of squared number look like?

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