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4-4
Keyboard Controls
WY-99GT User's Guide
Table 4-1 summarizes the calculator operations that you can
perform from the keyboard. The corresponding keypad display on
the screen is highlighted as you make each entry on the numeric
keypad on the keyboard.
Table 4-1
Calculator Controls
Control
Description
C/E
STO
RCL
+/-
*
+
I
=
*
=
Error Messages
Clear
Pressed twice, clear all
Shifted, clear the selected memory
Shifted, pressed twice, clear all memories
Stores number in the selected memory
Move memory pointer (<m)
Recalls number from storage to the display
Change sign
Multiply
Divide
Subtract
Add
Produce result
Reciprocal
Square
If
your calculation exceeds 14 digits of if a number has been
divided by zero, an error message appears on the top line of the
screen (the status line):
**Number too large**
**Division by zero**
If
this happens, clear the calculation and recalculate.
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