Years are something you own in Spanish, so you say "I have ____ years" For 20, the sentence is, "Tengo veinte anos" Pronunciation: Tayhn-go vayhn-tay anyoes
"Twenty-five dollars" in English is veinticinco dólaresin Spanish.
veintetres
Ciento veinte
a las siete y veinte
doscientos veinticuatro
The word for "twenty-one" in Spanish is "veintiuno." It is pronounced, "BAIN-tee-oo-no." (see related link)
The number 25 is pronounced: "veinticinco"
25 (veinticinco) de agosto
son las nueve menos veinte
Que son las ocho (y) veinte.
Son las diez (y) veinte.
vigésimo primero, aunque también es posible vigesimoprimero.