Best Answer Hlib2 , 20 February 2021 - 05:49 PM
There is the easiest way in the manual calculation mode Run/Mat with the setting Linear (not Math). Use the ↑or ↓ keys to select the previously entered calculation chain. Then switch to edit mode: press ← or ➝. Then:
Now you can call this text to the display at any time: (Recall) . The saved text in edit mode will appear on the display. Add new calculations to it, and click . And so on.
I hope you can figure out how to save 50 expressions and then organize repeated calculations with them. :-) Go to the full post