Solve the Addition Problem: Finding the Missing Number in □ + 14 = 26

To solve this problem, we'll follow these steps:

• Step 1: Substitute the symbol with the given number $12$.
• Step 2: Add this number to $14$.

Now, let's work through each step:

Step 1: According to the problem, the symbol inside the yellow box equals $12$. This means wherever we see this symbol, we can replace it with $12$.
Step 2: We need to solve $12 + 14$. Let's perform this calculation:

$12 + 14 = 26$

Therefore, the correct solution to the problem is $26$.