Factors
Multiples
Divisibility
Prime & Composite
Number Patterns
100
What are the factors of 12?
1, 2, 3, 4, 6, and 12
100
What are the first 12 multiples of 3?
3,6,9,12,15,18,21,24,27,30,33,36
100
Is 22 divisible by 2? How do you know?
Yes, because it's an even number
100
Is the number 1 prime or composite?
neither
100
What's the next number in the pattern:
6, 8, 10, 12, _____
14
200
What are the factors of 60?
1,2,3,4,6,10,15,20,30,60
200
What are the first 12 multiples of 8?
8,16,24,32,40,48,56,64,72,80,88,96
200
Kamdyn works in a Taki store. He will put 45 Takis into bags. He must use the same number of Takis in each bag. The number of Takis in each bag must be greater than 1 and less than 10. How many Takis could be in each bag?
5 or 9 Takis
200
Is the number 18 prime or composite? What are the factors?
composite: 1,2,3,6,9,18
200
What are the next 2 numbers? 10, 16, 22, 28, ___, ___
34 and 40
300
Vivian was decorating her room. She arranged 63 picture tiles on a wall in the shape of a rectangle. Choose Yes or No to tell whether a possible arrangement (array) of the picture tiles is shown.
Y,N,Y,Y,N
300
The Moorhead Walmart sells boxes of pencils that have 6 pencils in each box. Kai bought several boxes of pencils at the store. Which could be the number of pencils he bought? Mark all that apply. Think multiples of 6.
A 9 B 18 C 20 D 24 E 34 F 42
B, D, and F
300
Nate has a shoe collection with 36 Nikes, 72 Brookes, and 18 cowboy boots. He wants to arrange the shoes in equal rows with only one type of shoe in each row. How many can he put in each row? Mark all that apply.
B6, D3, E2,F1
300
Is the number 51 prime or composite? What are the factors?
composite: 1,3,17,51
300
What's the missing number?
45, _____, 59, 66, 73, 80
52
400
Select the numbers that have a factor of 6. Mark all that apply.
A 12
B 6
C 3
D 48
E 42
F 31
A, B, D, E
400
If Anna inspects every sixth locker and Sofia inspects every fifth locker, which locker will be the first that they both inspect?
the 30th locker
5,10,15,20,25,30
6,12,18,24,30
LCM= 30
400
Classify the numbers. Some numbers may belong in more than one box. *Think factors and product.
3 & 9: 45, 81,99
5 & 9: 45
2 & 6: 48, 84
400
Is the number 79 prime or composite? What are the factors?
prime: 1,79
400
What are the missing numbers?
5, 8, 16, 19, ___, 41, 82, ___, 170
38 and 85
500
What are the factors of 120?
1,2,3,4,5,6,8,10,12,15,20,24,30,40,60,120
500
Sloan uses 1 piece of paper and 1 piece of ribbon to make a princess crown. The paper comes in packs of 3 pieces and the ribbon comes in packs of 4 pieces. What is the least number of princess crowns Sloan can make without any supplies left over?
12
500
T,F,T,T,F
500
Is the number 603 prime or composite? How do you know?
Composite: 6 + 0 + 3 = 9, so 603 can be divided by 9
500
Describe the pattern. What number comes next?
90, 45, 40, 20, _____
15