"Y el número de teléfono de tu compañero de clase?" means "And the number of your classmate?" It is pronounced "ee el NOO-mare-oh day tel-LAY-fo-no day too coam-pan-YARE-oh day CLA-say?" Please see the Related link below for confirmation of the translation.
Dame tu numero de telefono means give me your telephone number
cual es tu numero de telefono = what is your phone number cual es el numero de telefono = what is the phone number
"Cual es tu numero de telefono" in Spanish translates to "What is your phone number" in English.
It means "what is your telephone number?" in Spanish.
my telephone number is
mobile-phone/cellphone number
"Tell me your phone number."
Este es mi numero de telefono
This means "My telephone number is..."
My phone number is...
gustavo nevarez leon
el numero de telefono de mi madre