Calculate speed, distance, or time instantly with our free online calculator! Perfect for drivers, runners, and physics problems. Enter any two values to find the third. Mobile-friendly with clear formulas. No ads interrupting your calculations.

Full Page Description (For Website Content):

Speed-Distance-Time Calculator

Easily solve speed, distance, and time calculations with this intuitive tool. Whether you’re planning a trip, training for a race, or working on physics homework, our calculator delivers instant, accurate results with clear formulas.

Key Features:

✅ 3-in-1 Calculator

• Calculate speed (from distance & time)

• Calculate distance (from speed & time)

• Calculate time (from speed & distance)

✅ User-Friendly Design

• Automatic calculation (no “submit” button needed)

• Disabled fields show black text (not gray) for readability

• Mobile-responsive for phones, tablets, and desktops

✅ Educational Value

• Displays the exact formula used (e.g., Speed = Distance ÷ Time)

• Time results in hours + minutes (e.g., “2.5 hours” → “2h 30m”)

✅ AdSense-Optimized

• Compliant ad placement (non-intrusive)

• High content-to-ad ratio

• Original, valuable tool for users

How It Works:

1. Enter any two values (e.g., distance and time).

2. The third value calculates automatically.

3. See the formula and result displayed clearly.

Example Uses:

• Driving: “How long will a 150km trip take at 60km/h?”

• Running: “What’s my speed if I run 5km in 25 minutes?”

• Physics: “How far will a car travel at 80km/h in 1.5 hours?”