To create an entry code, you must first choose 2 letters and then, 4 single-digit numbers. How many different entry codes can you create?

List total combinations using the product of all possibilities:

26 letters (A - Z) * 26 letters (A - Z) * 10 digits (0-9) * 10 digits (0-9) * 10 digits (0-9) * 10 digits (0-9)

List total combinations using the product of all possibilities:

26 letters (A - Z) * 26 letters (A - Z) * 10 digits (0-9) * 10 digits (0-9) * 10 digits (0-9) * 10 digits (0-9)

**6,760,000 entry codes**

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