NexxTech 6500542 - Manual (Page 7)

7 Operation
Add 6% sales tax and display the to-
tal amount.
You Press You See
5.49 × 9 = GT 49.41
3.29 × 5 = GT 16.45
1.99 × 4 = GT 7.96
GT GT 73.82
+ 6% GT 78.2492
Note: When you press %, the result
is calculated and GT appears.
Memory Calculations
The memory calculation feature lets
you easily do multi-step calculations.
To add a value to memory, enter the
desired number or calculation, then
press
M+ . M appears.
To subtract from a value in memory,
enter the desired number or calcula-
tion, then press
M– . M appears.
To recall a value from memory, press
MR .
To clear the memory, press MC . M
disappears.
Example: (53 + 6) + (23 –8) + (56 Ч 2)
+ (99 ч 4) = 210.75
You Press You See
53 + 6 M+ M 59.
23 – 8 M+ M 15.
56 × 2 M+ M 112.
99 ÷ 4 M+ M 24.75
MR M 210.75
MC 210.75
Example:
2392 + 576
–––––––––– – 73 = – 64.6158192091
786 – 432
You Press You See
786 – 432 M+ M 354.
2392 + 576 ÷ M 2'968.
MR M 354.
– 73 = GT M –
64.6158192091
Mark-Up Calculations
MU (mark-up) lets you calculate an
item’s selling price based on the cost
and the desired gross profit margin,
and also lets you calculate the gross
profit margin based on the cost and
sales price.