Greatest Common Factor

Front

What is the Greatest Common Factor (GCF)?

Back

The GCF is the largest number that divides two or more numbers without leaving a remainder.

Front

How do you find the GCF of two numbers?

Back

1. List the factors of each number. 2. Identify the common factors. 3. The largest of these common factors is the GCF.

Front

What are the factors of 12?

Back

1, 2, 3, 4, 6, 12

Front

What are the factors of 30?

Back

1, 2, 3, 5, 6, 10, 15, 30

Front

What is the GCF of 8 and 12?

Back

4

Front

What is the GCF of 9 and 27?

Back

9

Front

If Sara has 16 red flowers and 24 yellow flowers, how many bouquets can she make with the same number of each color?

Back

8

Front

If Shannon has 32 maroon balloons, 24 white balloons, and 16 orange balloons, how many identical arrangements can she make?

Back

4

Front

What is the GCF of 15 and 35?

Back

5

Front

What is the GCF of 16 and 18?

Back

2