Reggie spent 5 books * $2/book = $10 on books.
After purchasing the books, Reggie has $48 - $10 = $38 left.
#### 38
The answer is: 38
Below is a math problem. Provide a detailed, step-by-step solution.

### Problem:
After Reggie's father gave him $48, Reggie purchased 5 books for $2 each. What is the amount of money that Reggie has left?

### Answer:
