6th Grade Math Textbook, Progress

116 Chapter 3

Divide using short division. (See pp. 88–89.)

1. 6
   6  8  9 ,3 4  7  2. 9
   3  6  5 ,4 3  1  3. 5
   7  0  5 ,8 3  0  4. 2
   8 ,4 3  1 ,0 9  6 

Estimate by using compatible numbers. Then find each quotient. (See pp. 90–93.)

5. 43
   7  6  9  6. 35
   3  5  7  9  7. 432
   9  5  1  0  8. 389
   $ 2  7  8  9 .1 3 

Write in scientific notation. (See pp. 94–95.)

9. 0.000021 10. 0.00543 11. 0.00065 12. 0.00000175

Divide. (See pp. 94–105.)

13. 0.79
    100 14. 0.01
    1  2 .9 15. 26
    2  5  0 .9 16. 35
    $ 2  6  2 .1 5 


14. 0.084
    0.4 18. 0.6
    1 .0 8  19. 4.8
    2 .5 4  4  20. 0.5
    1  2  5 

Write each word expression as an algebraic expression.

Use xas the variable. (See pp. 106–107.)

21. the product of 95 and a number 22. a number divided by 25


22. eight times a number 24. the quotient of a number and 49

Evaluate each expression. (See pp. 108–109.)

25. 7.8n, for n 30 26. 45 t, for t1.5 27. 0.7r, for r 9000


26. 275
    f, for f 25 29. , for q2.4 30. n
    120, for n578.4

Divide. Round to the nearest hundredth or nearest cent. (See pp. 110–111.)

31. 16
    6 32. 0.11
    5 .9 33. 8
    $ 1 .7 7  34. 9
    $ 5  7 .5 9 

8.4

q

Lessons 1–14

35. The sixth and seventh grades have
    362 students taking buses for a field
    trip. Each bus holds 46 people. What
    is the fewest number of buses needed
    for the trip?
    36. Rhode Island has an area of 1545
    square miles and Texas has an area
    of 268,601 square miles. How many
    times greater is the area of Texas
    than that of Rhode Island?

(See pp. 112–116.)

(See Still More Practice, p. 522.)

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