How do you express the sum of 3/5 and 2/5?

To express the sum of 3/5 and 2/5, you begin by recognizing that both fractions have a common denominator of 5. This allows for straightforward addition. The numerators, which in this case are 3 and 2, are added together:

3 + 2 = 5.

This gives you a new fraction with the same denominator:

5/5.

A fraction of 5/5 is equivalent to 1, as any number divided by itself (excluding zero) equals 1. Thus, when you add 3/5 and 2/5, you ultimately arrive at 1, confirming that this is the correct way to express their sum.

The other options, while potentially representing different values or states, do not reflect the specific sum of 3/5 and 2/5 accurately within the context of basic fraction addition.