Percentage calculations come up in everyday life constantly — shopping discounts, exam results, GST calculations, salary hikes, bank interest, and investment returns. Our free percentage calculator bundles six of the most useful percentage tools into one page, with step-by-step explanations for each calculation.
6 Calculators Included
- What is X% of Y? — Find any percentage of any number (e.g. 20% of 5000 = 1000)
- X is what % of Y? — Find what percentage one number is of another (e.g. 450 out of 600 = 75%)
- Percentage change — Calculate increase or decrease between two values (e.g. from ₹80 to ₹100 = +25%)
- Discount calculator — Find sale price and savings from original price and discount percentage
- GST calculator — Add 5%, 12%, 18% or 28% GST or remove GST from an inclusive amount
- Marks calculator — Convert marks to percentage and letter grade automatically
Exam Grading Scale in India
- 90% and above → A+ (Outstanding)
- 80–89% → A (Excellent)
- 70–79% → B+ (Very Good)
- 60–69% → B (Good)
- 50–59% → C (Average)
- Below 50% → F (Fail)
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Try it free — no sign-up needed
Use the Free Percentage Calculator →Also try: GST Calculator and EMI Calculator.
