NexxTech 6500542 - Manual (Page 6)

6
Operation
For example, if E
923.476988618. appears,
the approximate answer is
923,476,988,618,000. If
E
31.9703468367 appears, the
approximate answer is
31,970,346,836,700.
CALCULATION
EXAMPLES
You perform basic calculations (addi-
tion, subtraction, multiplication, and
division) with this calculator as you
would with most other algebraic cal-
culators. The following sections in-
clude examples of more advanced
calculations.
Note: For the calculation examples, F
0 2 3 4 A is set to F and the 5/4
switch is set to 5/4 .
Square Root
Example: What is the square root of
64?
You Press You See
64 √
8
Percent
Example: What is 6% of 48?
You Press You See
48 × 6% 2.88
Grand Total
GT (grand total) lets you perform cash
register calculations simply and
quickly. Every time you press
= , the
displayed number is memorized and
GT appears. Press GT to display the
sum of all memorized numbers. Press
GT again to clear GT from the display,
or press ON/AC to clear the display.
Example 1: Calculate A + B + C
where:
A = 6 × 7
B = 5 + 4
C = 22 – 5
You Press You See
6 × 7 = GT 42.
5 + 4 = GT 9.
22 – 5 = GT 17.
GT GT 68.
Example 2: Calculate the total price
and tax for the following.
Nine items at $5.49 each.
Five items at $3.29 each.
Four items at $1.99 each.