Answer: 13/25
Explanation: Think of 0.52 as fifty-two hundredths which can be written as the fraction 52/100.
Since 52/100 is not in lowest terms, we divide the numerator and the denominator by the greatest common factor of 52 and 100 which is 14 and we get the equivalent fraction 13/25.
Therefore, 0.52 is equivalent to 13/25.