fifteen

the number 15. You use it to count things, to say how far or how long something is, and also to say how old someone is (she is fifteen = fifteen years old).
十五
"Mei turns fifteen next month, so she is saving up for a bigger bike."

the number 15. You use it to count things, to say how far or how long something is, and also to say how old someone is (she is fifteen = fifteen years old).
十五
"Mei turns fifteen next month, so she is saving up for a bigger bike."