Factors
Which number is a factor of 24? 12, 9, 5, 7
12
Choose the numbers that are multiples of 8.
A. 75
B. 56
C. 32
D. 72
E. 40
B, D, E
Identify the following number as prime or composite. 45
45 is a composite number.
Examine the number pattern. 14, 17, 16, 19, 18, *What rule does this pattern follow?
Rule: Add 3, Subtract 1
List the factors of 42.
1, 2, 3, 6, 7, 14, 21, 42
Which number is NOT a factor of 30? 5, 1, 8, 6
8
Choose the numbers that are multiples of 6.
A. 24
B. 27
C. 42
D. 38
A, C
Is 41 prime or composite?
Prime
Examine the number pattern. 14, 17, 20, 23, 26, *Write the next three numbers in the pattern.
Next three numbers: 29, 32, 35
What is the missing item?
1, 2 ,4, 7 ,______, 16, 22
11
List all the factors of 36.
1, 2, 3, 4, 6, 9, 12, 18, 36
Choose the numbers that are not divisible by 5.
A. 75
B. 57
C. 60
D. 102
B, D
Which one lists all the composite factors of 24.
A. 1,24
B. 1,2,12,24
C. 1,2,3,4,6,8,12,24
D. 2,3,4,6,8,12
E. 4, 6, 8, 12, 24
E. 4, 6, 8, 12, 24
There are 7 pencils in each box. Two boxes contain 14 pencils in total. Complete the following. The rule is: Multiply by 7."
A. 3 boxes contain how many pencils?
B. 30 boxes contain how many pencils?
C. 5 boxes contain how many pencils?
D. 12 boxes contain how many pencils?
A 21 pencils
B 210 pencils
C 35 pencils
D 84 pencils
What is the 20th item in this pattern?
< ^ > < ^ > < ^ >
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Select all the equations that have a quotient as a factor of 36.
A. 42 ÷ 6 = 7
B. 24 ÷ 4 = 6
C. 12 ÷ 6 = 2
D. 32 ÷ 4 = 8
E. 81 ÷ 9 = 9
B, C, E
Identify the numbers that are multiples of both 2 and 7.
A. 21, 35, 72
B. 14, 42, 56
C. 10, 18, 90
D. 24, 30, 50
B. 14, 42, 56
Select all the true statements.
A. 87 is a prime number.
B. 63 has more than two factors.
C. 2 is a factor of 27.
D. 51 is a multiple of 17.
E. 57 is a composite number.
B, D, E
Select all the patterns that follows the rule "Add 6."
A. 6, 12, 18, 24, 30
B. 6, 11, 16, 21, 26
C. 36, 30, 24, 18, 12
D. 49, 43, 37, 31, 25
E. 4, 10, 16, 22, 28
A and E
What is the pattern unit?
ABCCBAABCCBAAB
What is the 42nd term?
ABCCBA
List ALL of the factors of 64.
1, 2, 4, 8, 16, 32, 64
List the first twelve multiples of 12.
12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 132, and 144
Which statement is true?
A. 57 is prime; all the factors are 1 and 57
B. 57 is composite; all the factors are 1,3,5,19,57
C. 47 is prime; all the factors are 1 and 47
D. 47 is composite; all the factors are 1,2,24,47
C. 47 is prime; all the factors are 1 and 47
Examine the number pattern. 27, 22, 24, 19, 21 . . . *If the pattern continues, what will be the 10th number in the sequence? _____
The 10th number would be 10.
List all the factors of 100.
1, 2, 4, 5, 10, 20, 25, 50, 100