Solve 100.6 - (75.7 + 13.2): Decimal Subtraction with Parentheses

To solve this problem, we'll follow these steps:

• Step 1: Evaluate the expression inside the parentheses: $75.7 + 13.2$.
• Step 2: Perform the subtraction: $100.6 -$ (result from step 1).

Let's perform each step:

Step 1: Calculate the sum inside the parentheses:

$75.7 + 13.2 = 88.9$.

Step 2: Subtract the result from 100.6:

$100.6 - 88.9 = 11.7$.

Therefore, the solution to the problem is $11.7$.