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U
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— 25
Percentage Calculations
The percent % key 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 % 90 FEET 0 INCH
Add 10% to 137 Square Feet:
1 3 7 f f + 1 0 % 150.7 SQ FEET
Subtract 20% from 552 Feet 6 Inches:
5 5 2 f 6 i – 2 0 % 442 FEET 0 INCH
Divide 350 Cubic Yards by 80%:
3 5 0 y y y ÷ 8 0 % 437.5 CU YD
MEMORY OPERATION
Your calculator has two types of Memory operations:
1) a standard, cumulative, semi-permanent Memory µ; and
2) three storage registers M1, M2, and M3, used to permanent-
ly store single, non-cumulative values.
Memory commands are listed below.
FUNCTION KEYSTROKES
µ:
Add value to M+ µ
Subtract value from M+ Ç µ
Clear M+ Ç ®
Display and Clear M+ ® ®
Recall stored value ® µ
M1/M2/M3:
Store single value in M1 ß 1
Store single value in M2 ß 2
Store single value in M3 ß 3
Clear register M1 0 ß 1
(Cont’d)
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