Calculated Industries Construction Master 5, Справочное руководство

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P
OCKET
R
EFERENCE
G
UIDE
— 17
Dividing Dimensions
Divide 15 Feet 3-3/4 Inches into thirds
(divide by 3):
KEYSTROKE DISPLAY
o o
0.
1 5 f 3 i 3 / 4 ÷ 3 =
5
FEET
1-1/4
INCH
How many 3-Foot 6-Inch pieces can you
cut from one 25-foot board?
KEYSTROKE DISPLAY
o o
0.
2 5 f ÷ 3 f 6 i =
7.142857
(or 7 whole pieces)
Percent Calculations
Add a 10% waste allowance to 2.78 Cubic
Yards:
KEYSTROKE DISPLAY
o o
0.
2 • 7 8 y y y + 1 0 %
3.058
CU YD
What is 25% of $1,575?
KEYSTROKE DISPLAY
o o
0.
1 5 7 5 x 2 5 %
393.75