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WorksheetsGrade 4 Mrs. Barnes Mod 3 Lesson 3.22
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What is a factor?
a)
a digit in a multiplication problem
b)
a digit in an addition problem
c)
a digit in a subtraction problem
d)
a digit in a division problem
2.
What does it mean when a number is prime?
a)
The number only has two factors: 1 and itself.
b)
The number has many factors .
c)
The number is 1
d)
The number is 0
3.
What does it mean when a number is composite?
a)
The number has only two factors: 1 and itself
b)
The number has many factors.
c)
The number is 1.
d)
The number is 0.
4.
What are ALL the factors for 12?
a)
1,2,6,12
b)
1,2,3,6,12
c)
1,2,3,4,6,12
d)
1,12
5.
What are all of the factors of 24?
a)
1,24
b)
1,2,3,4,6,8,12,24
c)
1,2,4,6,12,24
d)
1,2,3,8,12,24
6.
Why is 24 composite?
a)
It isn't, it is prime.
b)
It is composite because it has only two factors: 1 and 24
c)
It is composite because it has more than two factors.
7.
Why is 7 prime?
a)
It isn't, it's composite.
b)
It is prime because it has factors 1,2,3,4,5,6,7
c)
It is prime because it only has factors 1 and 7.
8.
What are ALL of the factors of 11?
a)
1, 2, 5, 11
b)
1, 11
c)
1,3,11
9.
What are all of the factors of 9?
a)
1,3,9
b)
1,9
c)
1,2,4,9
10.
Sarah had 12 pieces of candy that she wanted to share with her 3 friends equally. Using what you know about factors, will she have any candy leftover?
a)
No, she will not have candy leftover because 12 has factors 3 and 4 so each friend will get 4 pieces.
b)
No, she will not have any candy leftover because 12 has factors 2 and 6 so each friend will get 6 pieces of candy.
c)
Yes, she will have candy leftover because 12 has factors of 3 and 4 so each friend will get 4 pieces.
d)
Yes, she will have candy leftover because 12 has factors 2 and 6 so each friend will get 4 pieces!
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