The sand Rkeys can also be used with variables. For example,

s(in the MU%C menu) stores the rightmost number from the display into the variable M%C. R copies the contents of M%C into the calculator line. If there is an expression in the display

v(suchnumber.as ), then the recalled number replaces only the last You do not need to clear storage registers before using them. By storing

anumber into a register, you overwrite whatever existed there before.

Doing Arithmetic Inside Registers and Variables

You can also do arithmetic inside storage registers.

Keys:

Display:

Description:

45.7 s3



Stores 45.7 in reg. 3.

2.5 s*3



Multiplies contents of

 

 

register 3 by 2.5 and stores

 

 

result (114.25) back in

 

 

register 3.

R3



Displays register 3.

Table 2-3. Arithmetic in Registers

 

 

Keys

New Register Contents

 

 

s+

old register contents + displayed number

s-

old register contents – displayed number

s*

old register contents x displayed number

s/

old register contents ⎟ displayed number

s@u

old register contents ^ displayed number

 

 

46 2: Arithmetic

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