I know lots of old people who are absolutely fluent with almost all these terms (excluding 'mite' and 'groat'), could reckon with them quickly and accurately, a

I know lots of old people who are absolutely fluent with almost all these terms (excluding 'mite' and 'groat'), could reckon with them quickly and accurately, and who (when I was younger) would quickly and accurately translate decimalized amounts into shillings and pence.