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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 8 - Mathematics
5.15 Classification

Prime Numbers:
A number which has exactly two different factors itself and one is called a prime numbers.

Composite Numbers:
A number which is not a prime is composite numbers.

Directions: Check the given numbers are prime or composite numbers. Also write at least ten examples for prime and composite numbers of your own.
Q 1: 31 is a prime number or composite number.
Prime number
Composite number

 Q 2: 25 is a prime number or composite number.
Composite number
Prime number

Q 3: 30 is a prime number or composite number.
Composite number
Prime number

 Q 4: 18 is a prime number or composite number.
Composite number
Prime number

Q 5: 17 is a prime number or composite number.
Composite number
Prime number

 Q 6: 21 is a prime number or composite number.
Composite number
Prime number

Q 7: 51 is a prime number or composite number.
Prime number
Composite number

 Q 8: 41 is a prime number or composite number.
Prime number
Composite number

Question 9: This question is available to subscribers only!

 Question 10: This question is available to subscribers only!


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