Memory subtotal recall key
Memory total and clear key
Clear last calculation/Clear last entry
Inverts sign of the displayed number at key entry
TAX+ Calculates the amount, using the stored rate, and adds it to the original price
before tax.
TAX- Calculates the amount of tax to be deducted (using the stored tax displayed value
to find the pre-tax sales amount)
Prints TAX / Included TAX
(TAX=3)
A TAX+ = A(3/100)
= A+(A(3/100))
Prints TAX / Excluded TAX
(TAX=3)
A TAX- = A - A (1+3/100)
= A / (1+3/100)
Prints difference (Computes the % of change between two values)
A ∆% B = B - A
= (B - A) / A
A ∆% B +/- = - (B + A)
= - (B + A) / A
Used for calculating the cost, selling price and profit margin amount. Enter the value of
any 2 items to obtain the balance value item. (e.g. enter the value of the cost and the
selling price to obtain the profit margin)
In Grand total mode, adds the total register to the GT register by the [*/T] key
Used to set the date and time in calendar & clock mode
Used to switch between AM or PM at clock mode time setting
Used to switch between 12 or 24 hour at clock mode time setting
Used to select date format between “YYYY/MM/DD”, “DD/MM/YYYY” or “MM/DD/YYYY” at
calendar mode