Factors
Name all the factors of 6.
1, 2, 3, and 6
Name the multiples of 3 up to 25.
3, 6, 9, 12, 15, 18, 21, and 24
What are factors?
Numbers that can be multiplied together to get the product.
True or False:
3 is a factor of 15.
True.
Which number is prime?
A. 20
B. 15
C. 10
D. 5
D. 5
Name all the factors of 12.
1, 2, 3, 4, 6, and 12
Name the first 5 multiples of 5.
5, 10, 15, 20, and 25
What is a multiple?
The product of a number multiplied by another number. Or the result of counting by a certain number
True or false:
12 is a multiple of 48.
True
What number is composite?
A. 4
B. 5
C. 11
D. 17
A. 4
Name all the factors of 24.
1, 2, 3, 4, 6, 8, 12, and 24
Name the multiples of 20 up to 80.
20, 40, 60, and 80
What is a prime number?
A number whose only factors are one and itself.
5 is a factor of 32.
False
What number is composite?
A. 5
B. 13
C. 9
D. 17
C. 9
What factors of 15 are prime?
3 and 5
What multiples of 3, up to 25, are odd?
3, 9, 15, and 21
What is a composite number?
A number who is a whole number greater than 1 with more than two factors.
True or false:
81 is a multiple of 7.
False. It's a multiple of 9.
Which number is prime?
A. 48
B. 66
C. 10
D. 23
What factors of 20 are prime?
2 and 5
What multiples of 6, up to 40, are odd?
None
What are factor pairs?
Two numbers that when multiplied together give a certain product.
96 is a _______ of 12.
Multiple
What is the only number that is neither prime or composite?
1