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WorksheetsMath 4 Factors, Multiples, Prime , Composite and Prime Factor
Total questions: 20
Worksheet time: 25mins
What are all the factors of 20?
2, 4, 5, 10
1, 2, 4, 5, 10, 20
2, 10
20, 40, 60
What are the first five multiples of 7?
1, 7
7, 8, 9, 10, 11
1, 2, 7, 14
7, 14, 21, 28, 35
What is a prime number?
a number with ONLY two factors
a number with LESS THAN two factors
a number with ONLY one factor
a number with MORE THAN two factors
What is a composite number?
a number with ONLY TWO factors
a number with LESS THAN TWO factors
a number with MORE THAN TWO factors
a number with ONLY ONE factor
What are the prime factors of 27?
3x3x3
3x2x3
3x3x4
Find the prime factors of 45.
5x9
3x15
3x3x5
What are the prime factors of 90?
3x3x4x5
5x5x3
2x3x3x5
Use a number tree to find the prime factorization of 32
2 x 2 x 2 x 3
2 x 2 x 2 x 2 x 2
(1,14)
(1, 2, 7, 14)
(2, 7)
(1, 2, 3, 8, 12, 24)
(2, 3, 4, 6, 8, 12)
(1, 2, 3, 4, 6, 8, 12, 24)
Which number is a multiple of 3?
27
28
29
Which one is a multiple of 4?
33
22
24
Which of the following shows the multiples of 12?
12,22,53,60
4,8,12,16,24
12,24,36,48,60
Which one of the numbers below is prime numbers?
15
17
16
12
