User Manual

32 — C ONSTRUCTION M ASTER
®
P RO / T RIG / D ESKTOP
PERFORMING BASIC MATH WITH DIMENSIONS
Adding Dimensions
KEYSTROKE DISPLAY
Add 11 inches to 2 feet 1 inch:
1 1 i + 2 f 1 i = 3 FEET 0 INCH
Add 5 feet 7-1/2 inches to 18 feet 8 inches:
5 f 7 i 1 / 2 + 1 8 f 8 i =
24
FEET 3-1/2 INCH
Subtracting Dimensions
KEYSTROKE DISPLAY
Subtract 3 feet from 11 feet 7-1/2 inches:
1 1 f 7 i 1 / 2 – 3 f = 8
FEET 7-1/2 INCH
Subtract 32 inches from 81 inches:
8 1 i – 3 2 i = 49 INCH
Multiplying Dimensions
KEYSTROKE DISPLAY
Multiply 5 feet 3 inches by 11 feet 6-1/2 inches:
5 f 3 i x 1 1 f 6 i 1 / 2 =
60.59375 SQ FEET
Multiply 2 feet 7 inches by 10:
2 f 7 i x 1 0 = 25 FEET 10 INCH
Dividing Dimensions
KEYSTROKE DISPLAY
Divide 30 feet 4 inches by 7 inches:
3 0 f 4 i ÷ 7 i = 52.
Divide 20 feet 3 inches by 9:
2 0 f 3 i ÷ 9 = 2 FEET 3 INCH
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