19
20
TWO
WAY
POW
ER
TWO
WAY
POW
ER
Key
Rollover
Plastic
Keys
Profit
Margin
TWO
WAY
POW
ER
Key
Rollover
Plastic
Keys
Tax &
Exch.
Tax &
Exch.
Profit
Margin
TWO
WAY
POW
ER
Key
Rollover
Plastic
Keys
Profit
Margin
Time
Calcu.
TWO
WAY
POW
ER
Key
Rollover
Plastic
Keys
Profit
Margin
TAX
COST
SELL
MAR
MS-470V
MS-120MS
MS-100MS
Plastic
Keys
AA SIZE
×
1
TWO
WAY
POW
ER
Key
Rollover
Plastic
Keys
Profit
Margin
TAX
Time
Calcu.
TWO
WAY
POW
ER
Key
Rollover
Plastic
Keys
Profit
Margin
TAX
Time
Calcu.
WE (White)
DIGITS
DIGITS
DIGITS
DIGITS
DIGITS
MS-80S
MS-20S
MS-10S
MS-8S
BK (Black)
BK (Black)
WE (White)
NS-20T
MS-270TV
Time
Calcu.
TWO
WAY
POW
ER
Key
Rollover
Plastic
Keys
Profit
Margin
TAX
Plastic
Keys
MS-170TV
MS-7TV
MW-8V
DIGITS
DIGITS
DIGITS
DIGITS
DIGITS
DIGITS
DIGITS
DIGITS
M i n i D e s k T y p e
DIGITS
J-120S
DIGITS
JF-120MS
TWO
WAY
POW
ER
Key
Rollover
Plastic
Keys
Profit
Margin
TAX
TAX
COST
SELL
MAR
COST
SELL
MAR
TWO
WAY
POW
ER
Key
Rollover
Plastic
Keys
Profit
Margin
JW-120MS
DIGITS
W
T O
A
W Y
O
P
E
W R
Key
Rollover
Plastic
Keys
Profit
Margin
TILT
DISPLAY
C o m p a c t D e s k T y p e
MS-20S
MS-120MS
MS-270TV
MW-5V
Freely adjustable
display angle
Adjustable Tilt Display
R6P=UM-
3
JW-120MS
MS-470V
MS-120MS/100MS
MS-80S
MS-20S/10S
MS-8S
MS-270TV/170TV
MS-7TV
MW-8V
MW-5V
NS-20T
Model
12
14
12/10
8
12/10
8
12/10
8
8
8
12
Digits
ŗ
ŗ
GT
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
26.1
×
107
×
178.5
30.4
×
111
×
142.5
30.7
×
103
×
145
30.7
×
103
×
145
31.7
×
103
×
145
31.7
×
103
×
145
30.4
×
111
×
142.5
30.4
×
111
×
142.5
28.8
×
103
×
145
25.1
×
84
×
118
10.7
×
87
×
145
170
125
120
120
100
100
125
120
120
85
90
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
+/–
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
%
Two-way power
Two-way power
Two-way power
Two-way power
Two-way power
Two-way power
Two-way power
Two-way power
AA (LR6 or R6P)
×
1
AA (LR6 or R6P)
×
1
Two-way power
Power supply
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
0,1,2,3,4
0,1,2,3,4
0,1,2,3,4
0,1,2,3,4
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
5/4
ŗ
ŗ
ŗ
ŗ
Cut
2
2
Approximate
battery life
(years)
ŗ
J-120S
JF-120MS
12
12
26.3
×
107
×
173
145
155
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
Two-way power
Two-way power
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
0,1,2,3,4
0,1,2,3,4
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
Independent
memory
Approximate
weight (g)
3-digit
comma
markers
Tax
calcu-
lation
Exchange
calcu-
lation
Profit
margin
%
Decimal
selector
ADD
mode
Cost/
Sell/
Margin
Dimensions
H×W×D (mm)
25
×
107
×
176
Time
calcu-
lation
PRACTICAL CALCULATORS
Tax &
Exch.
Metal
Faceplate
Metal
Faceplate
Key
Rollover
Plastic
Keys
Tax &
Exch.
Profit
Margin
Metal
Faceplate
W
T O
A
W Y
O
P
E
W R
Key
Rollover
Plastic
Keys
Metal
Faceplate
Metal
Faceplate
TAX
W
T O
A
W Y
O
P
E
W R
Key
Rollover
Plastic
Keys
MU
W
T O
A
W Y
O
P
E
W R
Key
Rollover
Plastic
Keys
MU
MD
TAX
Adding Machine
DIGITS
DIGITS
DIGITS
DIGITS
DIGITS
DIGITS
DIGITS
DIGITS
DIGITS
DS-120TV
W
T O
A
W Y
O
P
E
W R
Key
Rollover
Plastic
Keys
TAX
DM-1200S
DIGITS
DIGITS
DM-1600S
TWO
WAY
POW
ER
Key
Rollover
Plastic
Keys
Profit
Margin
TAX
COST
SELL
MAR
W
T O
A
W Y
O
P
E
W R
Key
Rollover
Plastic
Keys
TAX
DM-1400S
DM-1200MS
D-60L
D-40L
D-20L
D-60L
D e s k - T o p T y p e
TWO
WAY
POW
ER
Key
Rollover
Plastic
Keys
Profit
Margin
TWO
WAY
POW
ER
Key
Rollover
Plastic
Keys
Profit
Margin
TAX
TAX
COST
SELL
MAR
Freely adjustable
display angle
D-120S
DF-120MS
DW-120MS
What would the selling price be for an item that costs
$120 after a 40% margin is added?
Selling Price
Margin
What is the margin on an item that costs $1,000 and
sells for $2,000?
What is the cost of an item that sells for $150 after a
30% margin is added?
Cost
Adjustable Tilt Display
Easy calculation of cost, selling price and margin.
DM-1200MS / DF-120MS / DW-120MS / JF-120MS / JW-120MS / MS-120MS / MS-100MS
W
T O
A
W Y
O
P
E
W R
Key
Rollover
Plastic
Keys
Profit
Margin
TILT
DISPLAY
Independent
memory
Adding
machine
MU MD
ŗ
Model
12
12
12
Digits
170
180
195
Approximate
weight (g)
ŗ
ŗ
ŗ
GT
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
3-digit
comma
markers
ŗ
ŗ
ŗ
ŗ
Tax
calcu-
lation
Exchange
calcu-
lation
%
Two-way power
Two-way power
Two-way power
Power supply
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
Profit
margin
%
0,1,2,3,4
0,1,2,3,4
0,1,2,3,4
Decimal
selector
ŗ
ŗ
ŗ
ADD
mode
ŗ
ŗ
ŗ
5/4
ŗ
ŗ
ŗ
Cut
ŗ
Cost/
Sell/
Margin
Up
12
12
16
14
12
16
14
12
35.7
×
122.5
×
174.5
32.7
×
122.5
×
177.5
40.9
×
184
×
186
34.5
×
155
×
210
35.5
×
155
×
210
35.5
×
155
×
210
35.5
×
155
×
210
32
×
151
×
158
32
×
151
×
158
32
×
151
×
158
35
×
126
×
175
300
230
270
270
265
195
195
195
ŗ ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
Two-way power
Two-way power
Two-way power
Two-way power
Two-way power
Two-way power
Two-way power
Two-way power
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
○
○
0,1,2,3,4
0,1,2,4
0,1,2,4
0,1,2,4
0,1,2,3,4
0,1,2,4
0,1,2,4
0,1,2,4
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
2
2
2
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
ŗ
Dimensions
H×W×D (mm)
+/–
Time
calcu-
lation
Profit
Margin
Profit
Margin
Profit
Margin
Metal
Faceplate
Metal
Faceplate
Tax &
Exch.
Metal
Faceplate
Metal
Faceplate
COST
SELL
MAR
Metal
Faceplate
D-120S
DF-120MS
DW-120MS
DS-120TV
DM-1200S
DM-1600S
DM-1400S
DM-1200MS
D-60L
D-40L
D-20L
