Cero.
If you mean 'six o'clock' - las seis If you mean six zero zero - seis zero zero If you mean 600 - seiscientos
Zero = Cero
zero is cero in spanish. cero means zero.
38 = Trenta y ocho. 38.00 (thrity-eight point zero zero) = Trenta Y ocho punto cero cero
zero/ nothing
veinticinco mil bayn-ti-seen-co meel (Latin America) bayn-tee-THEEN-caw meel (Spain)
300 in Spanish is "trescientos." It is pronounced, "TRAY-see-ehn-tose." Sites such as learn-spanish.co.il provide audio pronunciations of many common Spanish words.
cero
cero
You would say this number as "zero point zero two zero" or "zero point zero two."
zero
You would say 0.80 as "zero point eight zero" or "eighty hundredths."