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File name: hp 12c pt_user's guide_English_HDPMF123E27 Page: 5 of 275

Printed Date: 2005/8/1 Dimension: 14.8 cm x 21 cm

Contents

Introduction.................................................................... 3

About This Handbook.....................................................................3

Financial Calculations in the United Kingdom.....................................4

For More Solutions to Financial Problems...........................................4

Part I: Problem Solving ......................................... 15

Section 1:

Getting Started ................................................. 16

Power On and Off........................................................................16

Low-Power Indication..............................................................16

Adjusting the Display Contrast.................................................16

The Keyboard ..............................................................................16

Keying in Numbers ................................................................17

Digit Separators ....................................................................17

Negative Numbers ................................................................17

Keying in Large Numbers .......................................................18

Backspacing .........................................................................18

The CLEAR Keys ....................................................................19

Undo Operation....................................................................20

The RPN and ALG Keys ..........................................................20

Simple Arithmetic Calculations in RPN Mode ...................................21

Simple Arithmetic Calculations in ALG Mode ...................................22

Chain Calculations in RPN Mode ...................................................23

Chain Calculations in ALG Mode ...................................................26

Parentheses Calculations ...............................................................26

Storage Registers..........................................................................27

Storing and Recalling Numbers ...............................................27

Clearing Storage Registers......................................................29

Storage Register Arithmetic .....................................................29

Section 2:

Percentage and Calendar Functions .................... 31

Percentage Functions.....................................................................31

Percentages in RPN Mode ......................................................31

Percentages in ALG Mode ......................................................32

Net Amount in RPN Mode......................................................33

Net Amount in ALG Mode ......................................................33

Percent Difference ..................................................................34

Percent of Total in RPN Mode..................................................35

HP 12C User Manual

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