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    Expanded and scientific notation

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    1. In the number 351,472, which digit tells the number of thousands?
    ____a. 5
    ____b. 4
    ____c. 3
    _x__d. 1

    2. Write expanded notation for 7205.
    ____a. 7 thousands + 2 hundreds + 5 tens
    __x_b. 7 thousands + 2 hundreds + 5 ones
    ____c. 7 thousands + 2 tens + 5 ones
    ____d. 2 thousands + 7 hundreds + 5 ones

    3. Add: 27, 504
    +32, 751
    ________

    ____a. 61,256
    _x__b. 60,255
    ____c. 59,256
    ____d. 59,255

    4. Subtract: 7021
    - 3567
    ______

    _x__a. 3454
    ____b. 3544
    ____c. 4563
    ____d. 4589

    5. Round 62, 598 to the nearest hundred.
    ____a. 63,000
    _x__b. 62,600
    ____c. 62,500
    ____d. 62,000

    6. Estimate the difference by rounding to the nearest hundred: 6238
    _ 4197
    ______
    __x_a. 2000
    ____b. 2040
    ____c. 2050
    ____d. 2100

    7. Which of the following is true?
    ____a. 3<2
    ____b. 11>9
    __x_c. 4>12
    ____d. 17<15

    8. Multiply: 46
    x85
    ____
    ____a. 4500
    ____b. 4030
    _x__c. 3910
    ____d. 3840

    9. Divide: 62/19,053
    __x_a. 307 R 19
    ____b. 307 R 1
    ____c. 300 R 3
    ____d. 37 R 9

    10. Solve: 32 + x=71
    ____a. 30
    _x__b. 39
    ____c. 43
    ____d. 103

    11. Solve: 13.y= 234
    ____a. 28
    ____b. 24
    ____c. 19
    __x_d. 18

    12. In 1998, there were 912,674 U.S. residents who were born in the Philippines, 744,830 who were born in Canada, and 736,971 who were born in Cuba. How many U.S. residents were born in those three countries?
    ____a. 1,481,801
    ____b. 1,657,504
    _x__c. 2,394,475
    ____d. 3,139,305

    13. There were 33,191 athletes who participated in NCAA soccer in 1997-1998. This was 4362 more than the number of athletes who participated in NCAA basketball. How many athletes participated in basketball?
    _x__a. 28,829
    ____b. 33, 191
    ____c. 35,372
    ____d. 37,553

    14. A rectangle conference table measures 72 in. by 150 in. What is the area of the table?
    ____a. 444 in 2
    ____b. 5400 in 2
    ____c. 7992 in 2
    _x__d. 10,800 in 2

    15. A box contains 5750 paper clips. How many orders can be filled from the box if each order requires 250 paper clips?
    _x__a. 23
    ____b. 25
    ____c. 30
    ____d. 50

    16. Simplify: (83-18) divided 5
    ____a. 11
    __x_b. 13
    ____c. 20
    ____d. 79

    17. Simplify: 2^3 +56 divided 7
    ____a. 16
    ____b. 14
    ____c. 12
    _x__d. 9

    18. Find the average of 93, 82, 67, and 82.
    ____a. 85
    ____b. 82
    _x__c. 81
    ____d. 80

    19. Simplify: 5x{(24-19)x[(25+23)divided 12-(9-7)]}
    ____a. 570
    ____b. 120
    ____c. 100
    __x_d. 50

    20. Brandon scores four 92's, three 88's, and a 96 on his eight quizzes. Find his average.
    ____a. 88
    ____b. 90
    ____c. 91
    _x__d. 92

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