Slope Percent Calculator

Online Slope Percent calculator allows you to calculate the slope of a line as a percentage.

(Vertical Distance the terrain raises or falls)


units

(Horizontal Distance covered by Slope)


units

%

How to use Slope Percent Calculator

  1. Enter ✎ value for Vertical Distance the terrain raises or falls \((rise)\).
  2. Enter ✎ value for Horizontal Distance covered by Slope \((run)\).
  3. The result appears beneath the inputs as you enter values.

About this calculation

Online Slope Percent calculator allows you to calculate the slope of a line as a percentage. Enter the rise and run values in the input fields, and the answer is calculated as the slope percentage.

More about Slope Percent

Calculating Slope Percentage

The slope percentage is a measure of the steepness or incline of a slope. It is calculated by taking the ratio of the vertical distance (rise) to the horizontal distance (run) and then multiplying by 100 to express it as a percentage. This calculation is commonly used in engineering, road construction, and landscaping to describe the grade of a terrain or road.

The formula to calculate the slope percentage is expressed as:

\( \text{Slope Percentage} = 100 \times \dfrac{ \text{rise} }{ \text{run} } \)

where:

  • Rise represents the vertical distance the terrain raises or falls.
  • Run represents the horizontal distance covered by the slope.

By dividing the rise by the run and then multiplying by 100, you obtain the slope percentage.

Examples

The following examples demonstrate how to calculate the slope percentage using the given formula.

1. A road has a vertical rise of 10 meters over a horizontal distance of 50 meters. What is the slope percentage of the road?

Answer

Given:

  • Rise = 10 meters (Vertical distance)
  • Run = 50 meters (Horizontal distance)

The formula to calculate the slope percentage is:

\( \text{Slope Percentage} = 100 \times \dfrac{ \text{Rise} }{ \text{Run} } \)

Substituting the given values into the formula:

\( \text{Slope Percentage} = 100 \times \dfrac{10}{50} \)

Simplifying further:

\( \text{Slope Percentage} = 100 \times 0.2 = 20\% \)

Therefore, the slope of the road is 20%.

2. A hiking trail climbs 15 feet vertically over a horizontal distance of 100 feet. What is the slope percentage of the trail?

Answer

Given:

  • Rise = 15 feet (Vertical distance)
  • Run = 100 feet (Horizontal distance)

The formula to calculate the slope percentage is:

\( \text{Slope Percentage} = 100 \times \dfrac{ \text{Rise} }{ \text{Run} } \)

Substituting the given values into the formula:

\( \text{Slope Percentage} = 100 \times \dfrac{15}{100} \)

Simplifying further:

\( \text{Slope Percentage} = 100 \times 0.15 = 15\% \)

Therefore, the slope of the hiking trail is 15%.

3. A wheelchair ramp has a rise of 1 meter over a horizontal distance of 12 meters. What is the slope percentage of the ramp?

Answer

Given:

  • Rise = 1 meter (Vertical distance)
  • Run = 12 meters (Horizontal distance)

The formula to calculate the slope percentage is:

\( \text{Slope Percentage} = 100 \times \dfrac{ \text{Rise} }{ \text{Run} } \)

Substituting the given values into the formula:

\( \text{Slope Percentage} = 100 \times \dfrac{1}{12} \)

Simplifying further:

\( \text{Slope Percentage} = 100 \times 0.0833 = 8.33\% \)

Therefore, the slope of the wheelchair ramp is 8.33%.

4. A ski slope descends 50 meters over a horizontal distance of 200 meters. What is the slope percentage of the ski slope?

Answer

Given:

  • Rise = 50 meters (Vertical distance, since it descends)
  • Run = 200 meters (Horizontal distance)

The formula to calculate the slope percentage is:

\( \text{Slope Percentage} = 100 \times \dfrac{ \text{Rise} }{ \text{Run} } \)

Substituting the given values into the formula:

\( \text{Slope Percentage} = 100 \times \dfrac{50}{200} \)

Simplifying further:

\( \text{Slope Percentage} = 100 \times 0.25 = 25\% \)

Therefore, the slope of the ski slope is 25%.

Formula

To calculate the slope percent, you can use the following formula.

Slope Percentage = \( 100 \times \dfrac{ rise }{ run } \)

where

    Calculation