Chapter 8: calculator, Basic calculator operations – VTech Precomputer Power Pad Plus User Manual
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CHAPTER 8: CALCULATOR
The Calculator function turns the PRECOMPUTER POWER PAD™ PLUS unit into a
calculator with a 14-digit memory. The number keys and the 19 specially marked keys
in the second and third rows of the keyboard are used in the Calculator activity. To clear
the screen, use the
key at the top right of the keyboard.
BASIC CALCULATOR OPERATIONS
The basic calculator symbols are:
Addition:
or
+
Subtraction:
or
Multiplication:
Division:
USING THE MEMORY FEATURES:
To input a number to memory:
To recall a number from memory:
To add a number to the number in memory:
To subtract a number from the number in memory:
Example:
Input
Display
23 + 45 + 78
M =146
23+45+78_
=
M =146
_