Multiply :
`0.09xx100`

Answer

To solve the multiplication of \(0.09 \times 100\), we can follow these steps:

### Step 1: Write the multiplication
We start with the expression:
\[ 0.09 \times 100 \]

### Step 2: Convert the decimal to a fraction
We can express \(0.09\) as a fraction:
\[ 0.09 = \frac{9}{100} \]
So, we rewrite the multiplication:
\[ \frac{9}{100} \times 100 \]

### Step 3: Simplify the multiplication
Now, we multiply:
\[ \frac{9 \times 100}{100} \]
The \(100\) in the numerator and denominator cancels out:
\[ \frac{9 \times 100}{100} = 9 \]

### Step 4: Write the final answer
Thus, the result of \(0.09 \times 100\) is:
\[ \boxed{9} \]

---