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by owndevz.com
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Percentage Calculator

Calculate percentages, discounts, GST, marks, percentage change and more — instantly.

📊 What is X% of Y?
100
20% of 500 = 500 × 20 ÷ 100 = 100
🔢 X is what % of Y?
20%
30 ÷ 150 × 100 = 20%
📈 Percentage Change (Increase / Decrease)
+25%
(250 − 200) ÷ 200 × 100 = +25%
🏷️ Discount / Sale Price Calculator
₹700
₹300
🧾 GST Calculator (India)
₹180
₹1,180
📚 Marks / Exam Percentage Calculator
86.4%
A+