🔍 Percentage Error Calculator

Calculate the percentage error to see how accurate your results are compared to the true value.

💡 What This Tool Does

Find the difference between your measured value and the true value, then express it as a percentage of the true value.

🧠 Formula

Percentage Error =
|Measured Value - True Value| ÷ |True Value| × 100

✔️ Always returns a positive percentage.

🧮 Example

• Measured Value: 98

• True Value: 100
  👉 Difference = 2
  ✅ Percentage Error = (2 ÷ 100) × 100 = 2%

✅ Great For:

• Scientific experiments 🧪

• Accuracy in measurements 📏

• Comparing theoretical vs experimental values 📊

• Engineering & technical projects ⚙️

📱 Why Use This Tool?

• 🎯 Quick and accurate

• 🧠 No need for manual calculations

• 📱 Works on all devices

• 💯 100% free and reliable

🔁 Related Tools:

• 👉 Percentage Difference Calculator

• 👉 Percentage of a Number

• 👉 Final Grade Calculator