4.
CALCULATION OPERATIONS
4.1. Addition
Button
Additions are possible in the calculator and in the
memories.
Press the (+) button to enter the addend values.
The total is displayed after pressing the (=) button.
The addends are entered into the calculator by
(+)
In the memory I, II, III
(+)
Memory recall without deletion I, II, III
(
▽
)
Memory recall with deletion I, II, III
(*)
4.2. Subtraction
Subtractions are possible in the calculator and in the
memories.
The minuend is entered by the (+) button.
Press the (-) button to subtract the entered values.
The total is displayed after pressing the (=) button.
The subtrahends are entered into the calculator by
(-)
In the memory I, II, III
(—)
Memory recall without deletion I, II, III
(
▽
)
Memory recall with deletion I, II, III
(*)
4.3. Multiplication
The multiplicand is entered by the (X) key.
Pressing the (=) key is used to transfer the multiplier to the
calculator, the multiplication is triggered and the product is
displayed.
If a sum or a difference in the arithmetic unit has been formed before
or after entering the multiplicand, this sum or difference becomes a
multiplier when the (=) key is pressed.
Example : a X b = c
a(b + c) = d
(a — b) c = d
The displayed product can be processed further (see also
Calculation example 7).
4.4. Division
The dividend is entered by pressing the (:) key. After entering the
divisor, press the (=) button to start the display process
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