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English
Business calculator with tax calculation and currency
conversion
Turning on / automatic shut off
Pull the insulation strip out of the battery compartment at the back
of the calculator (see illustration a). The calculator turns on auto-
matically. If a key is not pressed for approx. 8 minutes, the calculator
shuts off automatically. To then turn on the calculator, press the «on»
key.
A Calculation functions
Braun ET 100 offers all standard calculator functions along with
memory and chain functions (for quick reference guide see back
panel of the calculator).
For tax calculation a tax rate, e.g. the valid rate of value-added tax,
can be programmed to the
«
1. Press the
time of manufacture, is displayed on the lower numeral line.
«
2. Press the
changed.
3. Enter the value-added tax rate: e.g. 16 (or the applicable value-
added tax rate for your country).
4. By pressing the
«
and
Tax–
5. After entering an amount, and pressing the
numeral line will display the amount plus tax (gross). If you press
«
»
the
Tax+
«
press the
entered will appear on the display again.
6. After entering an amount and pressing the
numeral line will show the amount without tax (net). If you press
«
»
the
Tax–
«
press the
entered will appear on the display again.
8
»
«
Tax+
(or
Tax–
»
Tax+
key again. Now the value flashes and can be
«
»
Tax+
»
keys.
key again, only the tax amount is displayed. If you
»
Tax+
key one more time, the (net) amount originally
key again, only the tax amount is displayed. If you
»
Tax–
key one more time, the (gross) amount originally
«
»
«
Tax+
and
»
) key. A tax rate of 3 %, pre-set at the
key again, 16% is stored for the
»
Tax–
keys.
«
»
Tax+
key, the upper
«
»
Tax–
key, the upper
«
»
Tax+
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