Factors
The factors of 24
What is 1, 2, 3, 4, 6, 8, 12, 24.
What are the factors of 18?
1, 2, 3, 6, 9, 18
The first 5 multiples of 3 are...
3, 6, 9, 12, 15
8 x 4
32
True or false:
Prime numbers only have two factors, 1 and the number itself.
True
What are the factors of 17?
1, 17
1, 13
The first 5 multiples of 4 are...
4, 8, 12, 16, 20
9 x 7
63
Find the first 5 multiples of 8
8, 16, 24, 32, 40
1, 3, 5, 15 are factors for what number?
What are the factors of 30?
1, 2, 3, 5, 6, 10, 15, 30
The first 5 multiples of 12 are...
12, 24, 36, 48, 60
8 x 7
56
True or False: If 6 is a factor of a number, then 3 is also a factor of that number
True
What are the factors of 20?
1, 2, 4, 5, 10, 20
What are the factors of 42?
1, 2, 3, 6, 7, 14, 21, 42
The first 5 multiples of 6
6, 12, 18, 24, 30
12 x 8
96
Find the first 5 multiples of 7
7, 14, 21, 28, 35
1, 3, 9, 27 are factors for what number?
What is 27.
What are the factors of 72?
1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72
The first 5 multiples of 9 are...
9, 18, 27, 36, 45
a multiplication fact for 72
8 x 9 , 2 x 36 , 3 x 24 , 4 x 18 , 6 x 12 ,
Which of the following numbers has 7 as a factor?
10 15 20 21 40
21