Name _________________________

Unit 2 Final Assessment

Tell if the numbers are prime or composite.

1. 33                         2. 53                        3. 81                         4. 67 

List all the factors of the following numbers.

5. 46

6. 28

Make a factor tree.

7.          36                                                8.         28          

Find the GCF of the following sets of numbers.

9. 15 and 20                                                10. 8 and 18

11. 12 and 24                                        12. 4, 12, and 24

Write 2 equivalent fractions for the fractions listed below.

13. ⅝                   14. ⅓                        15. ⅜                        16. ⅕

Tell whether or not the pairs listed below are equivalent (true or false).

17. 7/14 and 13/26                         18. 3/5 and 10/21

Simplify the following fractions.

19. 14/22                20. 14/28                21. 10/25                22. 12/36

List the first five multiples.

23. 6                                 24. 3                                25. 9

Find a common multiple and the LCM.

26. 6 and 8                        28. 4 and 14                        29. 10 and 15  

Compare the following fractions using <, >, or =.

30. ⅓         ⅚                         31. ½       ⅘                        32. ⅙      ⅜

List the fractions in order from smallest to largest.

33. ⅝, ⅖, ⅕                                  34. ⅜, ¼, ⅙                                35. ⅞, ⅚, ¾

Write the following mixed numbers into improper fractions.

36. 2⅜                        37. 4¼                        38. 3⅝                        39. 12½

Write the following improper fractions into mixed numbers.

40. 17/4                        41. 16/5                        42. 20/3                        43. 14/5

Change the following decimals into fractions (simplified).

44. 0.5                45. 0.8                46. 2.2                47. 3.625        48. 1.4                49) 0.875