Percentage Increase/Decrease Calculator

Calculate percentage increase or decrease between two values

Enter two values to find the percentage increase or decrease between them

How to Calculate

Percentage Change Formula:

((New Value - Original Value) / Original Value) × 100

Examples

Original New Change Example
$100 $150 +50% Price increase
80kg 60kg -25% Weight loss
1000 1200 +20% Sales growth
Original New Change In Percentage Change In Words Solution Link
$75.5K $104.2K 38.00% Price increase 75.5K to 104.2K
$8K $5.9K 26.00% Price decrease 8K to 5.9K
$400K $260K 35.00% Price decrease 400K to 260K
$5.2K $7.1K 37.00% Price increase 5.2K to 7.1K
$37K $31.1K 16.00% Price decrease 37K to 31.1K
$500K $680K 36.00% Price increase 500K to 680K
$50.5K $66.2K 31.00% Price increase 50.5K to 66.2K
$43K $34K 21.00% Price decrease 43K to 34K
$200K $82K 59.00% Price decrease 200K to 82K
$48.3K $44.4K 8.00% Price decrease 48.3K to 44.4K
$78K $53.8K 31.00% Price decrease 78K to 53.8K
$600K $270K 55.00% Price decrease 600K to 270K
$46.4K $64.5K 39.00% Price increase 46.4K to 64.5K
$13K $14.8K 14.00% Price increase 13K to 14.8K
$700K $1099K 57.00% Price increase 700K to 1099K

Common Uses of Percentage Calculations

Business & Finance

  • Profit margins
  • Sales growth
  • Investment returns
  • Tax calculations
  • Discount rates

Personal Finance

  • Savings goals
  • Investment tracking
  • Mortgage calculations
  • Budget planning
  • Salary changes

Education

  • Grade improvements
  • Test scores
  • Academic progress
  • Attendance rates
  • Performance metrics

Frequently Asked Questions

What is a percentage?
A percentage is a number expressed as a fraction of 100. It represents a part of a whole, where the whole is 100%.
How do I calculate a simple percentage?
To calculate a percentage, divide the part by the whole and multiply by 100. For example, if 50 out of 200 students passed, that's (50 ÷ 200) × 100 = 25%.
What's the difference between percentage increase and decrease?
A percentage increase occurs when the new value is higher than the original value, while a decrease occurs when the new value is lower.

Practical Examples with Solutions

Retail Discount

Original Price: $80

Sale Price: $60

Percentage Decrease = ((80 - 60) ÷ 80) × 100 = 25%

Investment Growth

Initial Investment: $1,000

Current Value: $1,250

Percentage Increase = ((1,250 - 1,000) ÷ 1,000) × 100 = 25%

Samples Table :

Original New Change In Percentage Change In Words Solution Link
$41.7 $54.2 30.00% Price increase 41.7 to 54.2 Percentage Change
$9 $6.6 27.00% Price decrease 9 to 6.6 Percentage Change
$800 $552 31.00% Price decrease 800 to 552 Percentage Change
$47 $60.6 29.00% Price increase 47 to 60.6 Percentage Change
$18 $26.6 48.00% Price increase 18 to 26.6 Percentage Change
$800 $1088 36.00% Price increase 800 to 1088 Percentage Change
5030 6940 38.00% Price increase 5030 to 6940
4100 3160 23.00% Price decrease 4100 to 3160
80000 95200 19.00% Price increase 80000 to 95200

Quick Percentage Tips

Common Percentages

  • 10% = Move decimal point one place left
  • 5% = Half of 10%
  • 15% = 10% + 5%
  • 20% = Double 10%
  • 25% = Quarter of 100%

Industry Applications

Real Estate

  • Property appreciation
  • Mortgage rates
  • Rental yields
  • Market comparisons

E-commerce

  • Product markups
  • Discount strategies
  • Profit margins
  • Conversion rates

Healthcare

  • Recovery metrics
  • Treatment success
  • Health indicators
  • Vital signs

Percentage Increase

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