Sharp QS2770H QS-1760H, QS-2760H, QS-2770H Operation Manual - Page 10

CLEAR ENTRY KEY: Clears number entered prior to use of a function key. Also used to clear an overflow error caused by an entry. Ex. 123 × 455 → 123 × 456 = Press 123 455 456 ~ NUMERAL KEYS MINUS EQUALS KEY: Prints the entered number with a "-" symbol and subtracts the number from the contents of the calculation register. This key is also used to obtain the product/quotient in negative multiplication and division and prints it with the symbol " ". PLUS EQUALS KEY: Prints the entered number with a "+" symbol and adds the number to the contents of the calculation register. This key is also used to obtain the results in multiplication and division and prints the product/quotient with the symbol " ". PERCENT KEY DIVISION KEY MULTIPLICATION KEY FIRST MEMORY PLUS KEY FIRST MEMORY MINUS KEY FIRST RECALL MEMORY KEY FIRST RECALL AND CLEAR MEMORY KEY SECOND RECALL AND CLEAR MEMORY KEY SECOND RECALL MEMORY KEY SECOND MEMORY MINUS KEY SECOND MEMORY PLUS KEY DATE KEY: (only QS-2770H) Can be used to store and display/print or recall the date or any other factor for repeated use in an application. AVERAGE KEY: Used to calculate the average. - 8 -