Alright, let's find the greatest common factor (GCF) of 40 and 24 step-by-step.
### Step 1: List the Factors
First, list out all the factors of each number.
Factors of 40:
1, 2, 4, 5, 8, 10, 20, 40
Factors of 24:
1, 2, 3, 4, 6, 8, 12, 24
### Step 2: Find the Common Factors
Next, identify the common factors from the lists above.
Common Factors:
1, 2, 4, 8
### Step 3: Identify the Greatest Common Factor
The largest number in the list of common factors is the greatest common factor.
Greatest Common Factor:
8
Therefore, the greatest common factor of 40 and 24 is 8.
