The decimal number .5625 can be expressed as a fraction in its simplest form. This process involves converting the decimal into a fraction by placing the decimal portion over a power of 10 and then simplifying the resulting fraction. The number .5625 can be written as 5625/10000, which can be further simplified by dividing both the numerator and the denominator by their greatest common divisor, which is 125. This simplification results in the fraction 225/400, which can be further reduced to 9/16. Therefore, .5625 as a fraction is 9/16.
It's important to note that this conversion is useful in various mathematical and real-world applications, such as in finance, engineering, and computer science, where fractions are often preferred over decimals for their precision and ease of calculation.
The process of converting decimals to fractions is a fundamental skill in mathematics, allowing for accurate representation and manipulation of numbers in different contexts.