LEXIBOOK PLC259, Инструкция по эксплуатации

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6
ENGLISH
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INSTRUCTION MANUAL
Extraction of
Square Root:
Power
Calculation:
Constant
Calculation:
Mark up:
Mark down:
Memory
Calculation:
Percentage
Calculation:
Chain
Calculation:
Entry
Correction:
3 6 +
1 3 =
√ 7 2 x =
= x =
64
4 x 3
= 12
1 0 0
÷ 2 0
MU
125
MU 25
1 7 5 -
2 0 0 MU
-12.5
MRC MRC
5 x .
2 5 M+
M
1.25
6 x .
7 5 M+
M
4.5
2 x .
1 5 M-
M
0.3
MRC
M
5.45
MRC
5.45
6 ÷ 2
= 3
8 = 4
5 =
20
3 0 x
5 %
1.5
6 + 4
x 2
- 8
÷
5 =
2.4
1 2 3
5
4 x 2
=
2468
30 x 5% = 1.5
[(6 + 4) x 2 – 8]
÷ 5 = 2.4
1234 x 2 = 2468
36 + 13 = 7 2
6
= 64
4 x 3 = 12 ,
4 x 5 = 20
Cost = $100,
profit rate =
20%, selling
price =? ($125)
Cost = $175,
selling price =
$200, profit rate
=? (12.5%)
(5 x 0.25) +
(6 x 0.75) -
(2 x 0.15) = 5.45
6 ÷ 2 = 3 ,
8 ÷ 2 = 4
Checking the Tax
Rate
Price at 200
plus 17% Tax
Price after Tax is
58.5, then the Price
and the Tax are
Tax Calculation:
SET
TAX-
RATE TAX%
17
2 0 0
TAX+
TAX+ 234
TAX+
TAX 34
5 8 .
5 TAX-
TAXE- 50
TAX+
TAXE 8,5
2 4 0
0 ÷ 2
0
+/- MU
2,000
MU 400
1 7
SET TAX+
RATE TAX%
17
Selling price =
$2,400, profit
rate = 20%,
Cost =? ($2,000)
Setting the Tax
Rate as 17%
PROFIT
TAX