You can do simply math in any number field on the Billing page or the Income & Expense page. To calculate a simple amount, or a percentage enter the calculation you want performed in the number box. This function will work in any number field (rate fields and other amount fields) on the billing page and in the amount field on the Income & Expense page.
You can add (+), subtract (-), multiply (*) and divide (/). You cannot do complex math, that is formulas with parentheses in them.
EXAMPLES:
The number of pieces is 100 + 200. Enter this in the box just as shown here. The program will then perform the math for you and enter 300 in the box.
To calculate a percentage, enter the number you want a percentage of followed by the asterisk (*) followed by the decimal number for the percentage. For surcharges, you would enter the rate * percentage.
YOU CANNOT USE: (2+3) - (4 + 2)
YOU CAN USE :
5
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6