Name:
Practice Quiz - Square Roots & Rational Numbers
1. ________ What is nine squared?
2. ________ What is the square root of sixteen?
20. ________ Find
 225 .
2
21. ________ Find (8) .
3. ________ What is sixteen squared?
4.
22. ________ Find
4. ________ What is the square root of nine?
2
23. ________ Find 13 .
2
5. ________ Find 19 .
24. ________ Find
6. ________ Find
361 .
.
2
25. ________ Find 3 .
2
7. ________ Find (-7) .
26. ________ Find
8. ________ Find
324 .
.
2
27. ________ Find (15) .
2
9. ________ Find 1 .
28. ________ Find
10. ________ Find
 121 .
289 .
2
29. ________ Find (12) .
2
11. ________ Find (11) .
 400 .
30. ________ Find
12. ________ Find
 36 .
2
31. ________ Find 10 .
13. ________ What is twenty squared?
14. ________ What is the square root of one hundred?
32. ________ Find
15. ________ What is five squared?
33. ________ Find 2 .
16. ________ What is the square root of sixty-four?
2
34. ________ Find
2
17. ________ Find 17 .
18. ________ Find
64 .
81 .
2
35. ________ Find (6) .
144 .
2
19. ________ Find (18) .
36. ________ Find
 49 .
37. The square root of
43. Convert this fraction to a decimal.
3
5
* If needed, round to the nearest tenth.
* If the decimal repeats, use bar notation.
falls between ______ and ______ ,
but it’s closest to __________ .
(*Your answers must be between -20 and 20)
38. The square root of
44. Convert this fraction to a decimal:
falls between ______ and ______
8
25
* If needed, round to the nearest tenth.
* If the decimal repeats, use bar notation.
but it’s closest to __________ .
(*Your answers must be between -20 and 20)
39. The square root of
falls between ______ and ______
but it’s closest to __________ .
45. Convert this mixed number to a decimal:
* If needed, round to the nearest tenth.
* If the decimal repeats, use bar notation.
40. The square root of –
falls between ______ and ______
but it’s closest to __________ .
41. The square root of –
46. Convert this fraction to a decimal.
falls between ______ and ______
but it’s closest to __________ .
42. The square root of –
falls between ______ and ______
but it’s closest to __________ .
22
7
* If needed, round to the nearest tenth.
* If the decimal repeats, use bar notation.
1 89
47. Convert this percent to a decimal.
3%
48. Convert this percent to a decimal.
817%
49. Convert this percent to a decimal.
11.89%
50. Convert this percent to a decimal.
2 %
53. a. Convert all values to decimal numbers.
* You can quit at 2-3 decimal places.
0.1 = ______
9% = ______
= ______
1.2 x 10
= ______
b. Rewrite them from greatest to least below.
51.
a. Convert both fractions to decimal numbers.
* You can quit at 2-3 decimal places.
= ___________
= ___________
54. a. Convert all values to decimal numbers.
≈ ______
|–17| = ______
(–2)
= ______
1.62 x 101 = ______
b. Write < , > , or = between the fractions.
b. Rewrite them from least to greatest below.
52.
a. Convert all fractions to decimal numbers.
* You can quit at 2-3 decimal places.
= ______
= ______
55. a. Convert all values to decimal numbers.
–
= ______
= ______
b. Rewrite them from least to greatest below.
___________________________________________
–|14|
≈ ______
= ______
(–2)
= ______
–12 = ______
b. Rewrite them from greatest to least below.
56. a. Convert all fractions to decimal numbers.
0.0001 = ______
1.5% = ______
10
58.
= ______
= ______
b. Rewrite them from least to greatest below.
59.
57.
60.
61.
Which values are greater than 2
5
?
7