Ms. Key

5th Grade Math

Warm-ups: Nov 27, 2006

Posted by AKey on November 26, 2006

warm-ups1.jpg

Write the prime factorization of:

Period 2 will be in parenthesis ( ).

1. 48 (42)

2. 100 (80)

Find the Greatest Common Factor (GCF) of:

3. 8, 20, 32 ( 9, 12,and 24)

4. 12, 18, and 24 (14, 28, 35)

Advertisements

10 Responses to “Warm-ups: Nov 27, 2006”

  1. P1G4 said

    NR AP FM DM
    1.2x3x2x4
    2.2x2x25
    3.8;1 2 4 8
    20;1 2 4 5 10 20
    32;1 2 4 8 16 32
    GCF=4
    4.12;1,12,4,3,6,2,
    18;1,18,2,3,6,9,
    24;1,2,3,4,6,8,12,4,
    GCF=3

  2. P1G3 said

    NM ES SM SV
    1.48
    6×8
    4×12

    2.100
    10×10
    5×20

    3.8:
    4×2
    20:2×10,4×5 gcf:4,2
    32:4×8,2×16

    4.12:2×6,4×3 gcf:2,3,6
    18:3×6,2×9
    24:2×12,4×6,3×8

  3. P1G5 said

    A.M C.R D.F T.J

    1.48; 2x2x3x4

    2.100 2x2x5x5
    ^
    10 x 10
    ^ ^
    5×2 x 5×2

    3. GCF.8

    4.12:1,2,3,4,12
    18:1,2,3,4,6,9,12;18
    24:1,2,3,4,6,12,24 GCF=12

  4. p1g1 said

    SA, AH, ER, KH, CW,

    1. 48
    6X8
    2X4X6

    2.100
    2X50
    2X2X25

    3.8:1,2,4,8
    20:1,2,4,5,10,20 GCF:4
    32:1,4,6,8,32

    4.12:1,2,3,4,6,12
    18:1,2,3,6,9,18 GCF:6
    24:1,2,3,4,6,8,12,24

  5. P1G2 said

    CA, AK, JH, CW

    1.48 2.100

    2X50
    2X24 2X2X5X5
    6X2X4

    3.
    8:1,2,4,8
    2O:1,2,4,5,10,20
    32:1,2,4,8,16,32
    gcf=4

    4. 12;1,2,3,4,6,12
    18;1,2,3,6,9,18
    24: 1,2,3,4,6, 8, 12, 24
    gcf=6

  6. P2G3 said

    JL NH HI AB LV

    1 42 2X3X7
    6X7
    2X3X7

    2 80
    8X10
    2X4X2X5
    2X2X2X2X5

    3. 9:1,3,9
    12:1,2,3,4,6,12
    24:1,2,3,4,,6,8,12,24 GCF=3

    4. 14:1,2,7,14
    28:1,2,4,7,14,28 GCF=7
    35:1,5,7,35

  7. P2 G5 said

    1. 42
    ^
    7X6
    1X7X3X2

    2. 80
    10X8
    5X5X8
    5X5X4X4 2X2X2X2X5X5
    5X5X2X2X2X2

    3.9,12,24
    9=1,3,9
    12=1,2,3,4,6,12
    24=1,2,3,4,6,8,12,24
    GCF=3

    4.14,28,35
    14;1,2,7,14
    28;1,2,4,7,14,28
    35;1,5,7,35
    GCF=7

  8. P2G1 said

    D.H,K.C,P.A,C.J,T.O

    1.42
    21×2
    2X3X7

    2.80
    16X5
    4X4X5

    3.9,12,24
    1X9
    3X3
    9:1,3,3,9
    1X12
    2X6
    3X4
    12:1,2,3,4,6,12
    1X24
    2X12
    3X8
    4X6
    24:1,2,3,4,6,8,12,24
    GCF=3

    4.14,28,35,
    1×14
    2×7
    14:1,2,7,14
    1×28
    2×14
    4×7
    28:1,2,4,7,14,28
    1×35
    5×7
    35:1,5,7,35
    GCF=7

  9. P2G4 said

    DZ,DS,TN,AT

    1.42
    6×7
    2x3x7
    2,3,7
    2.80
    10×8
    2x5x8
    2,5,8

    3.
    9:1

    12:1,2,6,12

    24:1,2,12,24 GCF=1

    4.14
    1,2,7,14

    28.1,4,7,28 GCF=7

    35.1,5,7,35

  10. P2G2 said

    A.Q.,S.L.,T.J.,I.O.
    1. 42=2X3X7
    2. 80=2.2.2.2.5
    3. 9:1X9,3X3
    12=1X12,2X6,3X4
    24=1X24,2X12,3X8,4X6
    9=1,3,9
    12= 1,2,3,4,6,12 GCF=12`
    24=1,2,3,4,6,8,12,24
    4.14:1,2,7,14
    28:1,2,4,7,14,28
    35:1,5,7,35
    GCF=7

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s

 
%d bloggers like this: