There’s no formula
There are many words in German and English that sound similar but have very different meanings. They are called “false friends”.
What’s Formular in English?
Formular = form
I’ve already filled in the online application form.
It’s not formula! formula = Formel
I found a mistake in one of the formulas in the spreadsheet.
What’s Annonce in English? Annonce = advertisement, advert, ad
I am writing in response to your advertisement for a designer.
It’s not announcement! announcement = Bekanntmachung,
Ankündigung The manager will make an important announcement at today’s meeting.