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### Grade 8 - Mathematics5.15 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 numberComposite number Q 2: 25 is a prime number or composite number.Composite numberPrime number Q 3: 30 is a prime number or composite number.Composite numberPrime number Q 4: 18 is a prime number or composite number.Composite numberPrime number Q 5: 17 is a prime number or composite number.Composite numberPrime number Q 6: 21 is a prime number or composite number.Composite numberPrime number Q 7: 51 is a prime number or composite number.Prime numberComposite number Q 8: 41 is a prime number or composite number.Prime numberComposite number Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!

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