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30 — S
HEET METAL/HVAC PRO CALC
Percentage Calculations
Percent (Ç +) is used to find a given percent of a number or to
perform add-on, discount or division percentage calculations. You
may also perform percentage calculations with dimensional units
(Feet, Inch, etc.), in any format (Linear, Square or Cubic).
Examples:
KEYSTROKE DISPLAY
Find 18% of 500 Feet:
5 0 0 f x 1 8 Ç + 90 FEET 0 INCH
What is 15% of $250?
2 5 0 x 1 5 Ç + 37.5
Add 10% to 137 Square Feet:
1 3 7 f f + 1 0 Ç + 150.7 SQ FEET
Subtract 20% from 552 Feet 6 Inches:
5 5 2 f 6 i – 2 0 Ç + 442 FEET 0 INCH
Divide 350 Meters by 80%:
3 5 0 m ÷ 8 0 Ç + 437.500 M
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