Mastering the T-chart Strategy for GCF

What does the term 'greatest' refer to in the context of GCF?

• The least common number

• The most common number

• The largest number

• The smallest number

What is the first step in finding the GCF of two numbers?

• Finding the factors of each number

• Adding the numbers

• Subtracting the numbers

• Dividing the numbers

Tags

CCSS.4.OA.B.4

Which of the following is a factor of 16?

• 3

• 7

• 5

• 4

What is the GCF of 16 and 24?

• 4

• 6

• 8

• 12

What is the GCF of 16 and 24?

• 12

• 8

• 4

• 6

Tags

CCSS.4.OA.B.4

Which of the following is NOT a factor of 27?

• 3

• 9

• 5

• 1

What is the GCF of 27 and 72?

• 6

• 3

• 12

• 9

Tags

CCSS.4.OA.B.4

What is the purpose of using T-charts in finding factors?

• To add the factors

• To multiply the factors

• To subtract the factors

• To list all factors systematically

Tags

CCSS.4.OA.B.4

Why might listing out factors without a T-chart be problematic?

• You might add the factors incorrectly

• You might forget a factor

• You might multiply the factors

• You might divide the factors

Tags

CCSS.5.OA.B.3

What is a benefit of using the T-chart strategy?

• It simplifies multiplication

• It ensures all factors are found

• It helps in adding numbers

• It helps in division

Tags

CCSS.5.OA.B.3