Radio Shack EC-295 - Manual (Page 40)

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Press C/CE ( DEL ) once to clear the last
entry. Press C/CE twice to clear all
pending calculations. Press +/– to
change the displayed number from
positive to negative and vice versa.
Note: If the result of a calculation has
more than 10 digits, or if you try to di-
vide by 0,
E (error) appears. To clear
the error, press C/CE .