Motorola TIMEPORT 280 User Manual page 134

Calculator
The calculator can perform the following functions:
Function Description
. Insert a decimal point
C Clear the calculation
CE Clear entry (replaces the
enter subsequent values in a calculation)
+
Add
-
Subtract
x Multiply
Ö Divide
Store the current value in memory (overwrites
MS
values already stored)
Clear the value stored in memory
MC
Replace the displayed value with the value
MR
stored in memory
=
Calculate the result
% Divide the displayed value by 100
± Change the entry's sign (positive/negative)
$ Calculate the exchange rate
134
C function when you