Question: User: $4+4$
1. **State the problem:** We need to find the sum of $4$ and $4$.
2. **Formula used:** Addition of two numbers is given by $$a + b$$ where $a$ and $b$ are numbers.
3. **Calculate:** $$4 + 4 = 8$$
4. **Explanation:** Adding $4$ and $4$ means combining the two quantities, resulting in $8$.
**Final answer:** $8$