Factors
Multiples
Prime and Composite Numbers
Order of Operations
Divisibility Rules
100
Which number is a factor of 24?
12, 9, 5, 7
12
100
Find the first 10 multiples of 6.
6, 12, 18, 24, 30, 36, 42, 48, 54, 60
100
Identify the following number as prime or composite.
45
45 is a composite number.
100
7 + (6 × 52 + 3)
160
100
Is 219301900 divisibly by 2?
Yes
200
Which number is NOT a factor of 30?
5, 1, 8, 6
8
200
Find the first 10 multiples of 5.
Find the first 10 multiples of 3.
What is the Least Common Multiple that both 3 and 5 share?
Multiples of 5: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50
Multiples of 3: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30
Least Common Multiple: 15
200
Identify the following number as prime or composite.
23
23 is a prime number.
200
9 - 5 ÷ (8 - 3) x 2 + 6
13
200
Is 8194 divisible by 3? Explain.
No. 8+1+9+4 = 22 is not divisibly by 3
300
Which number is a factor of 10?
20, 12, 5, 3
5
300
Which is a list of multiples of 9?
A) 9, 18, 28, 39
B) 9, 18, 27, 36
C) 9, 18, 25, 32
D) 9, 27, 34, 48
B) 9, 18, 27, 36
300
Identify the following number as prime or composite.
13
13 is a prime number.
300
2
300
Is 4900 divisibly by 4?
Yes it ends in 00. Also, 900/4 = 225
400
Which number is NOT a factor of 36?
12, 6, 4, 8
8
400
Find the first 10 multiples of 4.
Find the first 10 multiples of 7.
What is the Least Common Multiple that both 4 and 7 share?
Multiples of 4: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40
Multiples of 7: 7, 14, 21, 28, 35, 42, 49, 56, 63, 70
Least Common Multiple: 28
400
Identify the following number as prime or composite.
28
28 is a composite number.
400
9 x (5 + 3)2 - 144
432
400
Is 381 divisibly by 6? Explain.
No. It is divisibly by 3 because 3+8+1 = 12 is divisibly by 3. It is not divisibly by 2.
500
List ALL of the factors of 24.
1, 2, 3, 4, 6, 8, 12, 24
500
Which is a list of multiples of 8?
A) 16, 24, 32, 42
B) 8, 16, 26, 32
C) 16, 24, 32, 40
D) 8, 16, 32, 46
C) 16, 24, 32, 40
500
Identify the following number as prime or composite.
33
33 is a composite number.
500
7 + 3 x 24 ÷ 6
15
500
Is 8410 divisibly by 8? Explain.
No. 410 is not divisible by 8.