1. Imagine you have 🍪 🍪 🍪 🍪 🍪 (5 cookies) in one box. 2. Now, you find another box with 🍪 🍪 🍪 🍪 (4 cookies). 3. Let's put them together: 5 cookies ➕ 4 cookies. 4. In math, this is $5 + 4$. 5. Add them step by step: 5 plus 4 equals 9. 6. So, you have 🍪 🍪 🍪 🍪 🍪 🍪 🍪 🍪 🍪 (9 cookies) total! Great job! 🎉