Percentage Calculator – Solve Any Percentage Online Free

Calculate percentages quickly: what is X% of Y, percentage change, increase/decrease, and more. 100% free · Instant results · Works in your browser.

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Calculation Type:

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How to Use Percentage Calculator (3 Easy Steps)

  1. Choose the calculation type (X% of Y, percentage change, or increase/decrease)
  2. Enter the required values in the fields
  3. Click “Calculate” – get instant results with explanation

Frequently Asked Questions

Is this percentage calculator free?

Yes – 100% free, unlimited use, no signup required.

What calculations are supported?

X% of Y, percentage change between two values, and increasing/decreasing a number by X%.

Can it handle negative percentages?

Yes! For decrease, enter a negative percentage in the increase/decrease mode.

How accurate are the results?

Precise to multiple decimal places, with clear explanations shown.

What is percentage change?

((New – Old) / Old) × 100%. Positive = increase, negative = decrease.