Calculated Industries 4020 - Miscellaneous Calculator Functions; Basic Calculation Operations; Calculator Control Functions; Special Value and Setting Functions

POCKET REFERENCE GUIDE — 5
Miscellaneous Functions
B Backspace key
Ç B ( ) Square Root
Ç ÷
( 1/x ) Reciprocal — Finds
the reciprocal of a number
(e.g., 8 Ç ÷ 0.125).
Ç x
Clear All — Returns all
stored values to the default
settings (does not affect
Preference Settings).
Ç – (+/–) Toggle
Ç + Pi (π) 3.141593
Ç %
x
2
— Squares the value in
the display.
Ç ß Preference Settings
ß 0
Weight per Volume —
Stores a new
Weight per
Volume
value as listed on
the following page.
Note: After entering a value and
pressing
ß 0 , continue
pressing the
0 digit key until
you’ve reached the desired
Weight per Volume format. To
recall your setting, press
® 0 .
(Cont’d)