Simplify :
`198 xx (42 + 58)`

Answer

To simplify the expression `198 x (42 + 58)`, we can follow these steps:

### Step 1: Simplify the expression inside the parentheses
First, we need to add the numbers inside the parentheses:
\[ 42 + 58 = 100 \]

### Step 2: Substitute back into the expression
Now, we can substitute the result back into the expression:
\[ 198 x (42 + 58) = 198 x 100 \]

### Step 3: Multiply the result
Next, we perform the multiplication:
\[ 198 x 100 = 19800 \]

### Final Result
Thus, the simplified result of the expression `198 x (42 + 58)` is:
\[ 19800 \]

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