Practice Prime Numbers in Math
Use these practice problems to test your method after reviewing the concept explanation and worked examples.
Quick Recap
Integers greater than 1 whose only positive divisors are 1 and themselves—they cannot be factored further.
Primes can't be broken down further—they're the 'atoms' of multiplication.
Example 1
easyFind the prime factorization of 180.
Example 2
mediumDetermine whether 97 is prime.
Example 3
easyList all prime numbers between 20 and 40.
Example 4
easyIs 51 prime or composite?