Question: Convert this mixed number into an improper fraction.
2 3/5 = ?/□
1. **State the problem:** Convert the mixed number $2 \frac{3}{5}$ into an improper fraction.
2. **Recall the formula:** To convert a mixed number $a \frac{b}{c}$ to an improper fraction, use:
$$\text{Improper fraction} = \frac{a \times c + b}{c}$$
where $a$ is the whole number, $b$ is the numerator, and $c$ is the denominator.
3. **Apply the formula:** Here, $a=2$, $b=3$, and $c=5$.
4. Calculate the numerator:
$$2 \times 5 + 3 = 10 + 3 = 13$$
5. The denominator remains the same, $5$.
6. **Write the improper fraction:**
$$\frac{13}{5}$$
7. **Final answer:**
$$2 \frac{3}{5} = \frac{13}{5}$$