Yesterday, Rolls Royce PLC paid out its Jan 2020 Dividend.
4.6p a share.
The total number of voting rights in the Company is 1,930,995,313 https://www.londonstockexchange.com/exchange/news/market-news/market-news-detail/RR./14366975.html
Thus:-
1,930,995,313 x 0.046 = £88,825,784.398
That is £88m
1.7% yield