Table 2-8

Using parentheses in calculations

 

 

 

 

Keys

Display

Description

 

 

 

P

0.41

Calculates 30 ÷ 73.

 

 

 

 

d4

3.70

Multiplies the result by 9.

 

Negative Numbers

Enter the number and press yto change the sign.

Calculate -75 ÷ 3.

Table 2-9 Changing the sign of numbers

KeysDisplayDescription

jVy

-75_

Changes the sign of 75.

 

 

 

 

aD4

–25.00

Calculates result.

 

Understanding the Display and Keyboard

Cursor

The blinking cursor ( _ ) is visible when you are entering a number.

Clearing the Calculator

Backspace

When the cursor is on, erases the last digit you entered. Otherwise, clears the display and cancels the calculation.

Clear

Mclears the current item on the display and replaces it with 0. If entry is in progress, pressing Mclears the current entry and replaces it with 0, but the current calculation

continues. Otherwise, Mclears the display of its current contents and cancels the current calculation.

Clear Memory

]Ofollowed by j,Y,J,:clears a selected memory type (register). Other memory is left intact.

Getting Started 29