Number - Factors and Multiples

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Question 1


List all factors for the following numbers:

a) $6$a s v d
b) $8$a s v d
c) $10$a s v d
d) $12$a s v d
e) $20$a s v d
f) $25$a s v d
g) $45$a s v d
h) $72$a s v d


Question 2


List all factors for the following numbers:

a) $2$a s v d
b) $5$a s v d
c) $11$a s v d
d) $17$a s v d
e) $29$a s v d
f) What is special about these numbers? How many factors do they produce?a s v d



Question 3


List all factors for the following numbers:

a) $9$a s v d
b) $36$a s v d
c) $49$a s v d
d) $81$a s v d
e) $100$a s v d
f) What is special about these numbers? How many factors do they produce?a s v d



Question 4


List all factors for the following numbers:

a) $50$a s v d
b) $60$a s v d
c) $88$a s v d
d) $95$a s v d
e) $120$a s v d
f) $180$a s v d


Question 5


List the first $5$ multiples for the following numbers (remember $0$!):

a) $3$a s v d
b) $5$a s v d
c) $10$a s v d
d) $9$a s v d
e) $7$a s v d
f) $12$a s v d


Question 6


List the first $10$ multiples for the following numbers:

a) $6$a s v d
b) $11$a s v d
c) $20$a s v d
d) $25$a s v d
e) $1000$a s v d
f) $17$a s v d


Question 7


Are the following statements true or false?

a) $2$ is a factor of $18$a s v d

b) $3$ is a factor of $19$a s v d

c) $5$ is a factor of $75$a s v d

d) $14$ is a factor of $140$a s v d

e) $4$ is a factor of $86$a s v d

f) $11$ is a factor of $143$a s v d



Question 8


Are the following statements true or false?

a) $12$ is a multiple of $4$a s v d

b) $29$ is a multiple of $3$a s v d

c) $0$ is a multiple of $104$a s v d

d) $36$ is a multiple of $9$a s v d

e) $45$ is a multiple of $15$a s v d

f) $48$ is a multiple of $13$a s v d



Question 9


Classify the following numbers as prime or composite:

a) $5$a s v d
b) $6$a s v d
c) $11$a s v d
d) $29$a s v d
e) $37$a s v d
f) $87$a s v d


Question 10


Negative numbers can also be factors! Using this information find the factors for:

a) $15$a s v d
b) $24$a s v d
c) $28$a s v d
d) $30$a s v d
e) $55$a s v d
f) $78$a s v d


Question 11


Negative numbers can also be multiples! Using this information find the $11$ multiples of the following numbers nearest $0$ ($5$ multiples above and below $0$):

a) $2$a s v d
b) $5$a s v d
c) $10$a s v d
d) $11$a s v d
e) $9$a s v d
f) $19$a s v d