Computing Drop
Drop of Sloped Patio
You’re pouring a sloped concrete patio
with a length of 14 feet. If the standard
drop or fall is 1/8 inch per foot, what is
the total drop or fall? What if the drop is
1/4 inch per foot or .375 inch per foot?
Step/Keystrokes Display
1. Clear calculator:
[On/C] [On/C] 0.
2. Enter total length of wall:
14 [Feet] [Length] 14 FT
3. Enter 1/8 inch drop per foot and find
amount of drop:
1[/] 8 [Drop] 0 FT 1-3/4 IN
4. Enter 1/4 inch drop per foot and find
amount of drop:
1[/] 4 [Drop] 0 FT 3-1/2 IN
5. Enter .375 inch drop per foot and
find amount of drop:
.375 [Inch] [Drop] .4375 FT
6. Convert to decimal inches:
[Conv] [Inch] 5.25 IN
7. Convert to inch-fraction:
[Inch] 5-1/4 IN
48 – ConcreteCalc™
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