TI -5019 说明手册

3

5019ENG.DOC   TI-5019 Guidebook, English   Robin Hunt-Smith
Revised: 06/23/00 10:00 AM   Printed: 06/23/00 10:00 AM   Page 3
of 6

#

Results are rounded up or down, depending on the value and
decimal setting (if 

$

 = 

, 2.349 rounds to 2.35).

P

Results are rounded up (if 

$

, 2.33 rounds to 2.4).

Q

Results are rounded down (if 

$

, 2.33 rounds to 2.3).

$

The number of decimal places varies based on the result.

Sets the number of decimal places to 0, 1, 2, 3, 4, or 6.

Lets you add and subtract numbers without entering the decimal
point (key in 5321 to enter 53.21).

Lets you multiply and divide numbers without entering the
decimal point (key in 3 x 250 = to enter 3 x 2.50 = 7.50).

If you have not pressed an operation key:

• 

To clear an incorrect entry, press 

K

.

• 

To clear the last digit, press 

%

.

If you divide by zero or calculate a selling price using a margin of 100%, an
error occurs. The calculator prints 

 and a row of dashes and displays 

.

An overflow occurs if you calculate a result with too many digits for the
calculator to display or print. The calculator displays 

 and prints a row of

dashes and the first ten digits of the result with the decimal shifted 10 places
to the left of its correct position.

 press 

K

. The memory is not

cleared unless the error or overflow occurred in a memory calculation.