vs
QUICK ANSWER
"Diez" is a form of "diez", an adjective which is often translated as "ten". "Son las ocho" is a phrase which is often translated as "it's eight o'clock". Learn more about the difference between "son las ocho" and "diez" below.
son las ocho(
sohn
lahs
oh
-
choh
)A phrase is a group of words commonly used together (e.g., once upon a time).
a. it's eight o'clock
Son las ocho, Rafael. Levántate ya, que hay que ir a la escuela.It's eight o'clock, Rafael. Get up now. You have to go to school.
diez(
dyehs
)An adjective is a word that describes a noun (e.g., the big dog).
A masculine noun is used with masculine articles and adjectives (e.g., el hombre guapo, el sol amarillo).
2. (number)
a. ten
Ella lleva un diez en su camiseta en honor a su jugadora favorita.She wears a ten on her jersey in honor of her favorite player.
b. tenth (in dates)
Celebraremos mi cumpleaños el diez de enero.We'll celebrate my birthday on the tenth of January.