Calculated Industries Construction Master 5 - Dividing Dimensions and Percent Calculations

POCKET REFERENCE GUIDE — 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