Tools 138
Stop Watch
• Press to enter a decimal point. (Calculator only accepts 2 digits after a
decimal point.)
• Press to change the sign for a number to a negative.
3. Use the navigation keys to set the type of calculation that you wish to
perform. Your choices are as follows:
•Up navigation key — [x] Multiplication
•Left navigation key — [-] Subtraction
•OK key — [=] Equals/Total
• Right navigation key — [+] Addition
• Down navigation key — [÷] Division
For nested operations [such as (1.81 + 9.34) / 5.22] and to calculate
powers (such as 3
2
), press the Operator (right) soft key ( ). The
following options appear in the display:
•( — Beginning of nested operation
•) — Ending of nested operation
• Power — Raise the current number to the power of your next entry
4. Use the keypad to enter the second number into your equation.
5. Repeat steps 3 and 4 as needed.
6. Press the key to perform the calculation and view the result.
To clear your last operation or number entry, press the key.
To clear all of your entries, press the Clear (left) soft key ( ).
Stop Watch
You can use this menu to set a stop watch.
1. At the Tools menu, press for Stop Watch.
2. Press the key to start, stop, and resume the
stopwatch count.
3. Press the Record (left) soft key ( ) at the start of
each succeeding event/lap to record the completion
time for the previous event/lap.
4. Press the Reset (right) soft key ( ) to erase all stop
watch (lap) times recorded.
Converter
The conversion menu provides the following conversion categories: