**Converting 625 to a Fraction in Simplest Form: A Step-by-Step Guide**

**What is a Fraction?**
A fraction is a way to express a part of a whole. It consists of a numerator (the top number) and a denominator (the bottom number). Fractions can be used to represent decimals, percentages, and ratios.

**Why Convert 625 to a Fraction?**
Converting a whole number like 625 to a fraction can be useful in various mathematical operations, such as adding or subtracting fractions, comparing sizes, and simplifying expressions.

**Step-by-Step Conversion of 625 to a Fraction**

### Step 1: Write 625 as a Fraction

To convert 625 to a fraction, we can write it as:

**625/1**

This is because 625 is a whole number, and when divided by 1, it remains the same.

### Step 2: Find the Greatest Common Divisor (GCD)

To simplify the fraction, we need to find the Greatest Common Divisor (GCD) of 625 and 1. The GCD is the largest number that divides both numbers without leaving a remainder.

The GCD of 625 and 1 is **1**, since both numbers are already in their simplest form.

### Step 3: Simplify the Fraction

Since the GCD is 1, we can simplify the fraction by dividing both the numerator and the denominator by 1:

**625 ÷ 1 = 625**
**1 ÷ 1 = 1**

The simplified fraction is:

**625/1**

### Simplified Fraction in Simplest Form

The final simplified fraction in simplest form is:

**625/1**

This is the simplest form of the fraction, as both the numerator and denominator are already in their lowest terms.

**Conclusion**
Converting 625 to a fraction in simplest form is a straightforward process that involves writing the number as a fraction, finding the GCD, and simplifying the fraction. The resulting fraction, 625/1, is in its simplest form and can be used in various mathematical operations.