How to reset your calculator9/7/2023 ![]() ![]() Some keys also have a third function, printed above the key in red. It disappears when you press another key. ![]() When you press the button, the symbol ‘ ’ appears at the top left-hand corner of the calculator display to remind you that the button has been pressed. ![]() The second function of the key is printed in yellow above the key, and is accessed by pressing the button before pressing the key. The main function of a key is printed in white on the key itself. Many keys on the calculator have more than one use. The keys used to insert brackets into a calculation are in the centre of the row above the number keys. The lower half of the keypad contains the number keys, keys for the basic operations of addition, subtraction, division and multiplication, and the key, which is pressed when you want the calculator to display the result of the calculation you have entered.
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