Math Quiz

What are prime numbers?

• Numbers that are only divisible by 1 and themselves.

• Numbers that are only divisible by 1 and 2.

• Numbers that are only divisible by 1 and 4.

• Numbers that are only divisible by 1 and 3.

What are factors of a number?

• Numbers that add the given number without leaving a remainder.

• Numbers that subtract the given number without leaving a remainder.

• Numbers that divide the given number without leaving a remainder.

• Numbers that multiply the given number without leaving a remainder.

What is the greatest common factor?

• The smallest number that divides evenly into two or more numbers

• The sum of two or more numbers

• The greatest common factor is the largest number that divides evenly into two or more numbers.

• The greatest number in a set of numbers

What is prime factorization?

• Process of finding the composite numbers that multiply together to give a specific number.

• Process of finding the prime numbers that divide a specific number without leaving a remainder.

• Process of finding the factors of a number that are not prime.

• Process of finding the prime numbers that multiply together to give a specific number.

How do you find fractions in lowest terms?

• Multiply both the numerator and denominator by their greatest common divisor (GCD)

• Add the numerator and denominator together

• Subtract the numerator from the denominator

• Divide both the numerator and denominator by their greatest common divisor (GCD)

Which of the following numbers is a prime number? a) 12 b) 17 c) 28 d) 33

• a) 12

• d) 33

• b) 17

• c) 28

Which of the following is a factor of 24? a) 5 b) 8 c) 12 d) 18

• c) 12

• d) 18

• b) 8

• a) 5

What is the greatest common factor of 36 and 48? a) 6 b) 12 c) 18 d) 24

• 24

• 18

• 12

• 6

What is the prime factorization of 60? ( Write answers from least to greatest)

Which of the following numbers is a composite number? a) 7 b) 11 c) 15 d) 19

• b) 5

• a) 2

• c

• d) 23