Decreased Value Calculator - Calculate New Value After Percentage Decrease
Help
Calculate the new value after decreasing an original amount by a specific percentage.
How to Use
- Enter the original value into the first input field.
- Enter the percentage decrease into the second input field.
- Optionally, check the "Round" box to round the result to two decimal places.
- The calculated new value is shown instantly as you type.
- Click "Add to History" or press Enter to save your calculation.
How It Works
The Decreased Value calculator uses this formula:
For example, to find the new value when $800 is decreased by 20%, the calculator computes:
So the new value is $640.
Practical Examples
- Sale Discount: A $300 jacket with a 30% discount costs $210.
- Weight Loss: If you weigh 180 lbs and lose 15%, your new weight is 153 lbs.
- Budget Cut: A $10,000 department budget cut by 25% becomes $7,500.
- Stock Price Drop: A $45 stock declining by 12% becomes $39.60.
- Energy Savings: A $200 monthly bill reduced by 18% becomes $164.
- Employee Reduction: A 500-person workforce reduced by 10% becomes 450 people.
Need more percentage tools?
- Increased Value Calculator
Calculate value after percentage increase. - Basic Percentage Calculator
For discounts or taxes. - Percentage Change Calculator
Work out increases or decreases. - Original Value Calculator
Reverse a percentage to the original amount. - Part-to-Whole Percentage
Find what % one number is of another. - Tip & Split Calculator
Calculate tip, total & per‑person share. - Specialized Calculators (63+)
Practical everyday calculations for real-life scenarios.
Requirements and Important Information
- No installation required – works directly in your browser.
- Compatible with all modern browsers (Chrome, Firefox, Safari, Edge).
- Calculations are performed locally – no data is sent to any server.
- Your calculation history is stored only on your device.
Each calculator stores up to 20 most recent calculations, automatically removing the oldest entries when this limit is reached. - Works offline after the initial page load.
- Supports both desktop and mobile devices.
- No account or login required.
Helpful Calculator Features
- Real-time calculations that update as you type.
- Copy results to clipboard with a single click.
- Calculation history that persists between sessions.
- Option to round results for cleaner numbers.
- Clear visual formulas to understand the math.
- Mobile-friendly interface that works on all devices.
- Dark mode support for comfortable viewing.
- Keyboard shortcuts for faster calculations.
Tips for Accurate Calculations
- Double-check input numbers for accuracy.
- Use decimal points for precision.
- Calculations update instantly as you type.
- When the Round checkbox is checked, numbers are rounded to 2 decimal places.