Soulver for iPad can do that. It’s very good, but expensive.

notepad calculator app for Mac & iPad that gives instant answers to calculations in your text.

It is a better way to work things out than a traditional calculator, and a more lightweight tool for working through problems than a spreadsheet.

https://soulver.app/
https://apps.apple.com/fr/app/soulver-3/id1508732804?l=en-GB

Hi Michael,

This enhancement proposal seems to (partially) cover your use cases :
https://github.com/LemmyNet/lemmy/issues/187

A possible explanation for this severe enforcement of the law is that it could be related to other law violations, such as drug dealing.
(See comments on the NextInpact article (in French).)