Why Do Pins Get Lost? Circle eacii factor of fiie giveh number. Then write the letters from the iaoxes that do nor contain factors on the line at the right

Factors 2 ^ of32 ^ T

14 H

3 E

1 18 Y

Factors of 2 4

9 A

Y 2 4 \ 18 R

48 E

Factors 8 / 5 \ A0\ 3 15 20 100 4 50 of 10 P

w y 0 I N T E D

Factors of 48

36

I /^|/^4\|/r\ 96 1/4

Factors f 3l\ 62 310 11 3 7 2 8 16 0 of 31 D I R E c W T 1 0 N

Factors of 4 2

16

A . 4 N

84 D

Factors of 27

6

H 7 i7 \ 54

E 270 A

7 D

13 E

0 D

N

1^

Factors of 70

/35\|/r^ 3 T lo/

140 H

0

E /2 \

Factors of 75 W

9

0 /i'i /2SS 7S0

H • 4 N J

2

R

TOPICl-to; Factors C - 1 0 MOOLE SCHOOL MATH WnH PIZZAZZ! TOOK C e C m ^ PuWicaltons

What Do You Call It When a Bunch of Kids Throw Crayons and Poster Paint at You?

For each exercise, find the two factors that are missing and write them in the Uanks. Cross out the box containing your answer. When you finish, write the iettei from the remaining boxes in the spaces at the bottom of the page.

0 Factors of 8:

{1.4,_1.1_} 0 Factors of 20:

{1*2,5,20, 4.,/2}

0 Factors of 15:

{i.s,^,j£}

0 Factors of 28:

{1.2.7.28.i.ii} ^1

0 Factors of 40:

{1,2.4.5,10.40.x.3^}

0 Factors of 21:

{l.3,^,£i}

0 Factors of 36:

{1,2;3,4,9,12.36,_^._/?} 3 / a . (P

10) Factors of 13:

{ J . . J 3 }

0 Factors of 60:

{1.2.3.4,5.6.10.15.30.60.i2>. 22}

12) Factors of 18:

{1.2,6,18.

0 Factorsof66:

{1. 2.3.6.22.66,IL.5:5} 0 Factors of 45:

{1,3.5.46.A..J^} I

0 Factors of 100: ] ^

{1.2.4.10.20,50.100,^,1^} \

Factors of 96: a

To {1.2,3,4,6.12; 16,24,48.96. H .?24

1

5

A 4 , 8

R T 8 . 1 6

T A 6 , 1 5

n U J / C K

MiOfXESCHOOLMAmwnrHPIZZAZ2l BOOKC ^ 4 4 eCTMltmPiAjlicttions V - l l TOPIC1-b:Fac«o«

W h y D i d the Horse E a t With P e m ^ .

Its Mouth O p e n ? Write the prime factorization for each number. Find your answer in the adjacent answer list. Write the letter of the answer in each box containing the number of the exercise.

(2) 2 0 0 35 . 0 2 x 3 x 5

0 2 2 X 3 -

© 5 x 7

0 2 2 x 7

0 2 2 x 5

(?) 3S

0 99 0 3 x 6 2

0 2 X 32

0 3 2 x 1 1

0 22x32

0 2 x 5 x 1 1

® A, (p 10

( ? ) 5 6

' A © 2-1

0 2 6 0 2 3 X 5

0 2 x 1 3

0 2 x 5 x 7

0 2 3 x 7

0 2 2 x 3 x 5

(jio) 8 1 m ) 100

(0 10 • 0 22x52

0 2x33

0 34

0 2 x 3 2 x 5

0 2 3 X 3 X 5

9 1 2 2 11 5 1 1 1 5 7 1 2 1

B/v p s r / 1 1 8 3 6 11

I B L g M A 1 0 1 0 3 4 7

M I D D L E S C H O O L M A T H W I T H P\ZZAZH B O O K C © C r e a t i v e P u b l i c a t i o n s C - 1 5 T O P I C 1 - e : P r i m e F a c t o r i z a t i o n