Mark has 12 candy bars in total.
He has 3 Snickers and 2 Mars bars.
Therefore, he has 12 - 3 - 2 = 7 Butterfingers.
#### 7
The answer is: 7
Below is a math problem. Provide a detailed, step-by-step solution.

### Problem:
Mark has 12 candy bars in total between Mars bars, Snickers, and Butterfingers.  He has 3 Snickers and 2 Mars bars.  How many Butterfingers does he have?

### Answer:
