How do you say my sister is ten years old?

Answer 1

To say "My sister is ten years old" would being as: "My sister is one decade old." That is because ten years makes one decade.

Answer 2

In Spanish, you would say, "Mi hermana tiene diez años." This translates directly to "My sister is ten years old" in English. The phrase uses the verb "tener," which means "to have," to express age in Spanish.