Express 1.53: Complete the Decimal Expression

$1.53=$

To convert $1.53$ into a fraction with 100 as the denominator, follow these steps:

• Step 1: Identify the whole number and the decimal part of $1.53$.
• Step 2: The whole number part is $1$.
• Step 3: The decimal part ".53" represents $\frac{53}{100}$ because the decimal extends to the hundredth place.
• Step 4: Combine the whole number and fraction to write $1.53$ as a mixed number: $1\frac{53}{100}$.

Thus, $1.53$ converted to a mixed number with a denominator of 100 is $1\frac{53}{100}$.