HP 20b Business Consultant Quick Start Manual page 25

Table 2-2 Simple Arithmetic Calculations in RPN Mode
Keys
*
=
One-Number Functions and the Math Menu
The key presses for the one-number mathematical functions listed in Table 2-3
below apply to all modes, Chain, Algebraic, and RPN. To execute one-number
functions:
1. Key in a number, x , into the display.
2. Press the key or key combination corresponding to the operation you
wish to execute. The results are displayed on the bottom line.
For example, to calculate
calculated immediately and displays on the bottom line. The
on the top line.
Display
6:n
6
, press
Mathematical Calculations
Description
Continues the operation with the
displayed results.
Validates the final result of 77.
Note the absence of the (
annunciator.
. A result of 2.45 is
25
)
*
symbol appears