Il numero 280, duecentottanta in Italiano, in Inglese si dice two hundred eighty.
Il numero ordinale 280° in inglese si dice two hundred eightieth.
271: two hundred seventy-one
272: two hundred seventy-two
273: two hundred seventy-three
274: two hundred seventy-four
275: two hundred seventy-five
276: two hundred seventy-six
277: two hundred seventy-seven
278: two hundred seventy-eight
279: two hundred seventy-nine
281: two hundred eighty-one
282: two hundred eighty-two
283: two hundred eighty-three
284: two hundred eighty-four
285: two hundred eighty-five
286: two hundred eighty-six
287: two hundred eighty-seven
288: two hundred eighty-eight
289: two hundred eighty-nine