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Sure there is. Go to Settings and move down to Entry. Hit Enter and you get your choice of Textbook, Algebraic, or RPN. Go down to RPN, press Enter and then Esc
by mjcohen 5y ago
Sure there is. Go to Settings and move down to Entry. Hit Enter and you get your choice of Textbook, Algebraic, or RPN. Go down to RPN, press Enter and then Esc.
Presto, RPN.
- abawany 5y agoThank you - I used the calculator more in the last hour after making this change than I had in the past month. I'm ashamed I didn't figure this out - I should have done a better job of RTM.