Greatest Common Factor

What is the GCF of 48 and 60?

• 8
• 16
• 12
• 4

What is the GCF of 12 and 18?

• 4
• 6
• 3
• 2

Which property of the GCF states that the GCF of three or more numbers can be found by taking the GCF of two numbers first, and then finding the GCF of the result with the next number?

• Associative Property
• Commutative Property
• Zero Property
• Identity Property

What symbol is used to represent the GCF?

• LCM
• GCF
• GCD
• GFD

What is the GCF of any number 'a' and 1?

• 1
• a
• 0
• -a

What is the GCF of 15 and 25?

• 15
• 3
• 5
• 25

Which method involves breaking down each number into its prime factors using a factor tree to determine the GCF?

• Euclidean Algorithm
• Factor Tree Method
• Prime Factorization Method
• Division Method

Which property of the GCF states that the order of the numbers does not affect the GCF?

• Identity Property
• Commutative Property
• Zero Property
• Associative Property

What is the definition of the Greatest Common Factor (GCF)?

• The largest positive integer that divides each of the given numbers without leaving a remainder
• The product of the given numbers
• The sum of the given numbers
• The smallest positive integer that divides each of the given numbers without leaving a remainder

Which real-life situation involves using the GCF to determine the simplest form of ratios and proportions?

• Baking a cake
• Building a house
• Mixing paint colors
• Scaling a recipe