Math
Non statistics
Merge 2 scores into one
https://en.wikipedia.org/wiki/Harmonic_mean
SHARP Calculator EL-W506
Delete a character
Use function above left / right
2ndF / ALPHA
Show results always as decimal numbers not as fraction
2ndF SET UP 2 (Editor) 1 (LINE)
Save current value
STO A-B (A is 2ndF CNST, B is 2ndF yx, ...)
Get a stored value
RCL A-B
Constants
CNST select from list
Calculate into different unit (e.g. inch into meters)
2ndF CONST select from list