To ask someone their age in Spanish, you say: "¿Cuántos años tienes?"

Let’s break it down step by step:

1. Understanding the Question:

   • You start with "¿Cuántos?" which means "how many." This helps you ask about a number.
   • Next, you add "años," which means "years." This is about age.
   • Finally, you use "tienes," which means "you have." It shows possession.

2. Simple Answer:

   • A common way to respond is: "Tengo [number] años." This means "I am [number] years old."

3. Example:

   • Question: ¿Cuántos años tienes?
   • Answer: Tengo 15 años. (This means "I am 15 years old.")

By practicing this question and how to answer, you can get better at talking about age in Spanish!