Marks Percentage Calculator โ Student Result Table
Enter your subjects and marks to get your total, percentage and grade. Download a clean PDF marksheet in one click.
| Subject | Scored | Total | Remove |
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๐ Percentage Calculator โ Concepts & FAQ
Learn how to calculate percentage, marks percentage, percentage increase & decrease with easy formulas, examples and quick tips.
๐ What is a percentage?
A percentage (%) is a way of expressing a number as a fraction of 100. It answers the question โhow many parts out of 100?โ and is written using the symbol %. For example: 25%, 60%, 92%.
Percentages are used everywhere in daily life: ๐ School marks, ๐ shopping discounts, ๐ฐ profit & loss, ๐ธ GST & tax, ๐ interest rates & data analysis.
๐ Converting between percentages, decimals & fractions
- 25% โ 0.25 โ 1/4
- 50% โ 0.50 โ 1/2
- 75% โ 0.75 โ 3/4
โ To convert a percentage โ decimal, divide by 100.
โ To convert a decimal โ percentage, multiply by 100.
๐ Basic percentage formula
Percentage = (Value รท Total) ร 100
Example: A student scores 72 marks out of 90.
(72 รท 90) ร 100 = 80% ๐ So the student scored 80%.
๐ฏ Finding a value from a known percentage
Value = (Percentage ร Total) รท 100
Example: What is 30% of 450?
(30 ร 450) รท 100 = 135 ๐ So 30% of 450 = 135.
๐ Finding what percentage one number is of another
Percentage = (Part รท Whole) ร 100
Example: 25 is what percent of 200?
(25 รท 200) ร 100 = 12.5% ๐ So 25 is 12.5% of 200.
๐ Percentage increase & decrease
๐ Percentage increase
Increase % = ((New โ Old) รท Old) ร 100
Example: A price rises from โน500 to โน600.
- Difference = 600 โ 500 = 100
- Increase % = (100 รท 500) ร 100 = 20%
So the price has increased by 20%.
๐ Percentage decrease
Decrease % = ((Old โ New) รท Old) ร 100
Example: A price drops from โน500 to โน400.
- Difference = 500 โ 400 = 100
- Decrease % = (100 รท 500) ร 100 = 20%
So the price has decreased by 20%.
๐ Marks percentage calculator for students
Marks % = (Marks Obtained รท Total Marks) ร 100
Example: A student scores 455 out of 500.
(455 รท 500) ร 100 = 91% ๐ Final result: 91% marks.
Students use this formula for:
- ๐ซ School exams & class tests
- ๐ Board exams (Class 10 & 12)
- ๐ Entrance exams & semester results
A marks percentage calculator helps do this automatically without manual calculation or mistakes.
๐ Quick percentage conversion table
| Percentage | Decimal | Approx. fraction |
|---|---|---|
| 10% | 0.10 | 1/10 |
| 20% | 0.20 | 1/5 |
| 25% | 0.25 | 1/4 |
| 33% | 0.33 | โ 1/3 |
| 50% | 0.50 | 1/2 |
| 75% | 0.75 | 3/4 |
| 100% | 1.00 | 1 |
๐ Percentage in daily life
- ๐ School & college โ marks, ranking, grading
- ๐ฐ Finance โ profit, loss, interest, ROI
- ๐ Shopping โ discount offers, sale price, combo deals
- ๐ฉบ Health โ nutrition labels, body fat %, lab reports
- ๐ Business โ growth rate, sales %, performance metrics
โ FAQ โ Percentage Calculator
Use the basic formula Percentage = (Value รท Total) ร 100. Example: If you scored 45 out of 60, percentage = (45 รท 60) ร 100 = 75%.
Marks percentage is calculated using (Marks Obtained รท Total Marks) ร 100. Example: 380 out of 500 โ (380 รท 500) ร 100 = 76%.
Percentage increase shows how much a value has grown compared to its original value. Use ((New Value โ Old Value) รท Old Value) ร 100.
Percentage decrease shows how much a value has reduced compared to its original value. Use ((Old Value โ New Value) รท Old Value) ร 100.
Yes โ , this percentage calculator is completely free and works smoothly on mobile, tablet and desktop for users in India, the UK, the US and other countries.