You solve them by creating a table and having two headers: 1st factor and 2nd factor. In the 1st factor you write down numbers from 1 till x and see whether there is a possible 2nd factor to reach x
Factors
Numbers that are multiplied together to create a number
Factor pair
Multiplying two numbers to create a number
What are all the factor pairs for 24
1×24
2×12
3×8
4×6
Multiple
factor x factor = multiple
Prime number
Counting numbers that can be divided by ONLY itself and 1; 1,0, and negative numbers are not prime
Composite number
Any that is not a prime number; 1,0, and negative numbers are not prime
Prime factorization
writing a number as a product of prime numbers. For example, the prime factorization of 24 is 2³ x 3