Nokia 1280 - Manual (Page 25)

Select Exit
Extras
Select Extras.
3
Select Back
Calculator
Select Calculator.
4
Equals Clear
50
+
-
x
/
Press keys to enter numbers.
5
Equals Clear
50
+
-
x
/ x
To change a function, press down.
6
Equals Clear
12 x
50
+
-
x
/
Enter the second number.
7
Equals Clear
12 x
= 600
50
+
-
x
/
Press Equals.
8