Calculator Mode - Sharp ZQ-290 Operation Manual

Calculator Mode

The Organizer's built-in calculator can perform arithmetic calcula-
tions in up to 12 digits.
Calculator mode is selected by
tapping q the
appropriate number of times.
Each time you press the key, the
display switches as follows:
Calculation mode ➠ Currency Conversion mode ➠
Metric Conversion mode ➠...
Before performing any calculations, tap c twice to clear the
display.
• An error occurs if the integer section of the calculation result
exceeds 12 digits, if the memory exceeds 12 digits, or a number
is divided by zero. ("E" is displayed.)
Tap c to clear the error message.
22
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CALCULATOR
O.
Example Operation
Mixed calculation
- 24 + 2 / 4 =
(–24+2) ÷ 4=
Constant/repeat calculation
The second figure is a constant value
(+ addition, - subtraction, / division)
34 + 57 =
34 + 57 =
45 =
45 + 57 =
The first figure is a constant value
(* multiplication)
68 * 25 =
68 x 25 =
40 =
68 x 40 =
Percentage
200 * 10 I
10% of 200
9 / 36 I
Percentage 9 of 36
200 + 10 I
10% mark-up
200 - 20 I
20% discount
Root
√
25 - 9 = O
25 – 9
n
A
4 * = =
3
4
Unit division
8 / =
1/8
Memory function
R 25 * 5 U
25 x 5 =
84 / 3 Y
–) 84 ÷ 3 =
68 + 17 U
+) 68 +17
T
(Total) =
123456789098 x
123456789098 * 145 =
145 =
17901234419210
(17.9012344192 x 10
Display
–5.5
91.
102.
1700.
2720.
20.
25.
220.
160.
4.
64.
0.125
M 125.
M 28.
M 85.
M 182.
17.9012344192
E
12 = 17901234419200)