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pocket calculator
pocket calculator
Small selfpowered electronic instrument used to automatically make numerical calculations.
See pocket calculator in :
french

spanish
equals key
Key used to display the results of operations carried out.
change sign key
Key used to change the plus or minus sign of the displayed number.
subtract from memory
Key used to erase the displayed number from memory.
add in memory
Key used to save the displayed number in memory.
clear key
Key used to return the pocket calculator to zero.
divide key
Key used to calculate the quotient of two numbers.
clearentry key
Key used to erase the last number entered.
square root key
Key used to derive the square root of a number; this is the number that is multiplied by itself to give the basic number.
multiply key
Key used to calculate the product of two numbers.
decimal key
Key used to insert a decimal symbol to separate the whole and fraction parts of a number.
subtract key
Key used to calculate the difference between two numbers.
number key
Key used to enter a number.
memory cancel
Button that erases data stored in memory.
memory recall
Button that displays data stored in memory.
display
Liquid crystal display that shows the last number entered or the result of operations carried out.
solar cell
Device that converts sunlight into electric current to power a pocket calculator.
structure of the Sun
wallet
percent key
Key used to obtain the decimal form of a displayed number by dividing it by 100; it is used mainly to calculate percentages.
add key
Key used to add two numbers.