Write using exponents
Write using exponents.
1. [pic]
2. [pic]
Simplify.
3. [pic] 4. [pic]
5. [pic] 6. [pic]
7. [pic] 8. [pic]
9. [pic]
10. [pic]
11. [pic]
12. Evaluate the expression for[pic] [pic]
13. Evaluate the expression for[pic]
[pic]
Write in scientific notation.
14. 21,600 15. 41,900
16. The Pacific Ocean covers approximately 64,186,300 square miles of Earth’s surface while the Atlantic Ocean stretches for about 33,420,000 square miles. Express both of these areas in scientific notation.
Write the number in standard form.
17. [pic]
18. A planet has an approximate diameter of [pic] kilometers.
19. Which number is divisible by 8 and by 3?
[A] 1,336 [B] 1,352 [C] 168 [D] 507
20. Which number is divisible by 4?
[A] 274 [B] 273 [C] 271 [D] 68
21. Test 364 for divisibility by 2, 3, 4, 5, 9 and 10.
Find the LCM of the pair of numbers.
22. 30, 18 23. 6, 21
Tell whether the number is prime or composite.
24. 321 25. 71
Write the prime factorization. Use exponents where possible.
26. 231 27. 1800
Find the GCF of the pair of numbers.
28. 16, 12 29. 24, 16
30. Which of the following fractions is equivalent to [pic]?
[A] [pic] [B] [pic] [C] [pic] [D] [pic]
31. Write three fractions equivalent to [pic].
Find the number that makes the statement true.
32. [pic]
33. [pic]
Write the fraction in simplest form.
34. [pic] 35. [pic] 36. [pic]
37. Compare [pic] and [pic].
38. Compare the pair of fractions. Use , or =.
[pic] [pic] [pic]
39. Which fraction is greater than [pic]?
[A] [pic] [B] [pic] [C] [pic] [D] [pic]
40. Order from least to greatest.
[pic], [pic], [pic], [pic]
Write the mixed number as an improper fraction.
41. [pic] 42. [pic]
Write the improper fraction as a whole or mixed number in simplest form.
43. [pic] 44. [pic]
45. Tyrone is moving cement blocks in a wagon. Each block weighs 11 pounds, and the wagon can only carry 112 pounds at a time. How many blocks can Tyrone carry in the wagon at a time?
Write the fraction as a decimal.
46. [pic] 47. [pic]
48. [pic] 49. [pic]
Write the decimal as a mixed number or fraction in simplest form.
50. 5.8125 51. 3.625
Write the decimal as a mixed number or fraction in simplest form.
52. 0.79 53. 4.45 54. 0.2
55. Order from least to greatest.
[pic]
Compare using , or =.
56. [pic] [pic] [pic]
57. 1.78 [pic] 2.1
58. [pic] [pic] [pic]
59. [pic][pic][pic]
60. Order from least to greatest.
[pic]
61. Compare using , or =.
[pic][pic][pic]
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Name________________________________________________ Date_________________P______
Ms. McDowell Chapter 3 Practice Test 7th Grade Math
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