Wednesday, December 21, 2011

GCF & LCM

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Find the Greatest Common Factor for the following number pairs:

1.    27 and 45

2.    42 and 48

3.    21 and 33

4.    26 and 39

5.   18 and 24

Find the Least Common Multiple for the following number pairs:

6.    2 and 11

7.    7 and 3

8.    9 and 6

9.    6 and 10

10.   Mrs. Smith teaches two dance classes. One class has 16 students while the other has 12 students.
        She would like to divide each class into groups. Which shows equal groups into which both
        classes could be divided, with no students left over?
























17 comments:

  1. Damola T.
    (1)9
    (2)12
    (3)3
    (4)13
    (5)6
    (6)22
    (7)21
    (8)54
    (9)60
    (10)48

    ReplyDelete
  2. Justin St.Hill

    1)9
    2)6
    3)3
    4)13
    5)6
    6)22
    7)21
    8)54
    9)60
    10)48

    ReplyDelete
  3. 1. 9
    2. 6
    3. 3
    4.13
    5.6
    6. 22
    7.21
    8.54
    9.60
    10.48
    Hunter A

    ReplyDelete
  4. Zachary G

    1)9
    2)6
    3)3
    4)13
    5)6
    6)22
    7)21
    8)54
    9)60
    10)48

    ReplyDelete
  5. 1=9
    2=6
    3=3
    4=13
    5=6
    6=22
    7=21
    8=54
    9=60
    10=48

    ReplyDelete
  6. 1)9
    2)6
    3)3
    4)1
    5)6
    6)22
    7)21
    8)18
    9)30
    10)48

    ReplyDelete
  7. This comment has been removed by the author.

    ReplyDelete
  8. Kane N

    1)9
    2)6
    3)3
    4)13
    5)6
    6)22
    7)21
    8)18
    9)30
    10)48

    ReplyDelete
  9. Ailani R.
    1. 9
    2. 6
    3. 3
    4. 13
    5. 6
    6. 22
    7. 21
    8. 18
    9. 30
    10. 48

    ReplyDelete
  10. Kira G.
    1.9
    2.6
    3.3
    4.13
    5.6
    6.21
    7.22
    8.54
    9.60
    10.48

    ReplyDelete
  11. sharin f
    1=9
    2=6
    3=3
    4=13
    5=6
    6=22
    7=21
    8=54
    9=30
    10=48

    ReplyDelete
  12. Katrina S.
    1. 9
    2. 6
    3. 3
    4. 13
    5. 6
    6. 22
    7. 21
    8. 18
    9. 30
    10. 48

    ReplyDelete
  13. Nyiah S.

    1. 9
    2. 6
    3. 3
    4. 13
    5. 6
    6. 22
    7. 21
    8. 18
    9. 30
    10. Each group can be divided equally by 4 with no students left over.

    ReplyDelete
  14. jessica k.
    1.9
    2.6
    3.3
    4.13
    5.6
    6.22
    7.21
    8.18
    9.30
    10.48

    ReplyDelete
  15. Brenna G.
    1)9
    2)6
    3)3
    4)13
    5)6
    6)22
    7)21
    8)18
    9)30
    10)Mrs. Smith can divide each group equally by 4 with no students left over.

    ReplyDelete
  16. Maggie S
    1)9
    2)6
    3)3
    4)13
    5)6
    6)22
    7)21
    8)18
    9)30
    10) Mr. Smith can dvide his students into 4 groups.

    ReplyDelete