Multiples
List the first 3 multiples of 5.
5, 10, 15
Name two factors of 20
1 and 20, 2 and 10, 4 and 5
What is 8 times 2?
16
Find the missing number. 1/4 = ___/8
2
Which is greater: 1/2 or 3/4
3/4
List the first 3 multiples of 8.
8, 16, 24
Name two factors of 40
1 and 40, 2 and 20, 4 and 10, 5 and 8
What is 4 times 7?
28
Find the missing number. 9/12 = ___/4
3
Which is greater: 2/4 or 2/8
2/4
List the first 5 multiples of 6.
6, 12, 18, 24, 30
Name four factors of 50
1 and 50, 2 and 25, 5 and 10
What is 12 times 6?
72
Find the missing number. 4/5 = ___/10
8
Which is less: 3/5 or 1/3
1/3
Is 39 a multiple of 3?
Yes. 3 x 13
What do you call a number whose only factors are 1 and itself?
Prime Number
What is 16 times 4? (use the area model if you need to)
64
2
Which is less: 1/4 or 1/8
1/8
5 times _____ equals 85
What do you call a number that has more than 2 factors?
Composite Number
What is 18 times 8?
144
Find the missing number. 1/2 = 6/___
12
Which is less: 4/8 or 2/4
They are equal