Calculated-industries 4095-A Pocket Reference Guide User Manual download pdf (Page 6)

The calculator offers up to 21 levels of parentheses:

1) First parenthesis level opened – press

 for one right-sided parenthesis.

2) Second level opened – press  a

second time for two right-sided

parentheses   .

3) Third level opened – press  a third

time for three right-sided

parentheses    .

4) Fourth level opened – press  a fourth

time for four right-sided parentheses

    .

Numbers of levels greater than four are shown

in the upper left corner of the display.

key definiTions

Basic Function Keys



On/Clear Key – Turns on power.

Pressing once clears the last entry

and the display. Pressing twice

clears all non-permanent values.



Off – Turns all power off. Clears

all non-permanent memory.







Arithmetic operation keys







–  Keys used for entering

and  numbers.

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Calculated-industries 4095-A Pocket Reference Guide User Manual Page 6