Multiples
What is a Multiple?
The product of two factors multiplied together (hint, skip counting)
What are the first five multiples of 8?
8, 16, 24, 32, 40
What is a prime number?
Only has 1 factor pair
Which of the following is a multiple of 6?
A. 14 B. 18 C. 19 D. 25
B - 18
What is a Factor?
One of the numbers multiplied together to give a product.
Which number is NOT a multiple of 5?
A. 25 B. 45 C. 52 D. 60
C - 52
What are the first six multiples of 9?
9, 18, 27, 36, 45, 54
What is a composite number?
Has more than 1 factor pair
Is 41 a Multiple of 2?
NO
Which factor pair belongs to 16?
A. 3 and 5 B. 4 and 9 C. 7 and 4 D. 4 and 4
D
Is 42 a multiple of 7?
Yes or No
Yes
Fill in the missing Multiples: 8, ____, 16, ____, ____, 28
Multiples of 4: 8, 12, 16, 20, 24, 28
Is 9 a prime or composite number?
Composite (1/9, 3/3)
What is the 7th multiple of 12?
84
Which of the following numbers is a factor of 42?
A. 5 B. 12 C. 11 D. 3
D (3x14=42)
Which number is a multiple of 4 AND 3?
A. 10 B. 12 C. 15 D. 20
B. 12
12, 15, 18,21, _____?
24 - Multiples of 3
Is 11 a prime of composite number?
Prime
What is the 9th multiple of 8?
72
Write a factor of 24.
(don't use 1 & 24)
(1,24) or (2,12) or (3,8) or (4,6)
If a number is a multiple of BOTH 2 and 5, it must end in what digit?
Fill in the missing multiples: 32, ____, 48, ____, ____, 72
Multiples of 8: 32, 40, 48, 56, 64, 72
Is 14 a prime or composite number? List the factor pairs.
Composite (1/14, 2/7)
Which of the following is TRUE?
A. Every number that ends in a 0 is a multiple of 10
B. Only even numbers can be multiples of 7
C. 7 is a multiple of 3
D. 20 is a multiple of 9
A
Which of the following numbers is a factor of 13?
A. 2 B. 5 C. 1 D. 8
C. 1