Percentage Calculations
The Percent
[%]
key is used to find a
percent of a number or for working
add-on, discount or division percent-
ages. It can be used with any type of
number, any dimension (feet, inch,
millimeter, etc) and convention (non-
dimensioned, linear, square or cubic).
Find 18% of 500 feet:
500 [Feet] [x] 18 [%]
90 FT 0 IN
Add 10% for waste to 137 square feet:
137 [Sq] [Feet] [+] 10 [%]
150.7 SQ FT
Take 20% away from 552 feet 6 inches:
552 [Feet] 6 [Inch]
[–] 20 [%]
442 FT 0 IN
Divide 350 cubic yards by 80%:
350 [Cu] [Yds] [÷] 80 [%]
437.5 CU YD
User’s Guide – 21