Prime and Composite Numbers

Math ⇒ Number and Operations

Prime and Composite Numbers starts at 6 and continues till grade 12. QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Prime and Composite Numbers. How you perform is determined by your score and the time you take. When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.

See sample questions for grade 9

Describe the difference between a prime number and a composite number.

Explain how to determine if a number is prime.

Explain why 1 is neither a prime nor a composite number.

Explain why 2 is considered a prime number.

Explain why 9 is a composite number.

List all the composite numbers between 20 and 30.

List all the prime numbers between 10 and 20.

List the first five prime numbers.

What is the largest prime number less than 50?

What is the next prime number after 31?

What is the smallest composite number?