How to Calculate Percentage (Percentage Kaise Calculate Kare)
Percentage ek aisa math concept hai jo hum roz ki life me har jagah use karte hain. Exam marks, shopping discount, bank interest, profit-loss, mobile battery, data usage – sab jagah percentage ka role hota hai. Fir bhi bahut logon ko percentage nikalna confusing lagta hai.
Is article me percentage ko bilkul simple Hindi + Hinglish me explain kiya gaya hai, taaki beginners bhi easily samajh sakein aur bina tension percentage calculate kar sakein.
Percentage Kya Hota Hai?
Percentage ka matlab hota hai 100 me se kitna.
Word “Percentage” Latin word per centum se aaya hai, jiska matlab hota hai “per hundred”.
Example:
50% ka matlab = 100 me se 50
25% ka matlab = 100 me se 25
100% ka matlab = poora
Simple Example
Agar ek class me 100 students hain aur 60 students pass ho gaye, to pass percentage hogi:
60 out of 100 = 60%
Isliye percentage hume comparison karne me help karti hai.
Percentage Kyun Important Hai?
Percentage important isliye hoti hai kyunki ye alag-alag values ko compare karna easy bana deti hai.
Real life uses:
- Exam results aur grading
- Shopping discount aur offers
- Bank interest aur loans
- Business profit aur loss
- Surveys aur statistics
- Election results
Agar percentage na hoti, to data samajhna kaafi mushkil hota.
Basic Percentage Formula
Sabse basic aur common formula hai:
Percentage = (Part ÷ Whole) × 100
Example
Agar aapke 60 me se 45 marks aaye hain:
(45 ÷ 60) × 100
= 0.75 × 100
= 75%
Percentage Calculate Karne Ke Steps
Percentage nikalne ke liye bas 4 simple steps follow karo:
- Step 1: Part Identify Karo
Jo value percentage me convert karni hai. - Step 2: Whole Identify Karo
Total ya maximum value. - Step 3: Part ÷ Whole Karo
Isse decimal milega. - Step 4: Result × 100 Karo
Decimal ko percentage me convert karne ke liye.
Percentage Calculation Ke Types
Percentage se related alag-alag type ke questions hote hain. Unko samajhna bahut zaroori hai.
1. Kisi Number Ka Percentage Kaise Nikale
Formula:
(Percentage ÷ 100) × Number
Example
150 ka 20% nikalo:
20 ÷ 100 = 0.20
0.20 × 150 = 30
To 150 ka 20% = 30
2. Ek Number Dusre Number Ka Kitna Percentage Hai
Formula:
(Part ÷ Whole) × 100
Example
25, 200 ka kitna percent hai?
(25 ÷ 200) × 100
= 12.5%
3. Percentage Se Original Value Kaise Nikale
Kabhi-kabhi percentage aur final value di hoti hai, original value nahi.
Formula:
Original Value = (Final Value ÷ Percentage) × 100
Example
Agar kisi number ka 40% = 80 hai, to number kya hoga?
80 ÷ 40 = 2
2 × 100 = 200
Percentage Increase Kaise Nikale
Jab koi value badhti hai, use percentage increase kehte hain.
Formula:
[(New Value − Original Value) ÷ Original Value] × 100
Example
Price 50 se badhkar 65 ho gayi:
Increase = 65 − 50 = 15
(15 ÷ 50) × 100
= 30% increase
Percentage Decrease Kaise Nikale
Jab koi value kam hoti hai, use percentage decrease kehte hain.
Formula:
[(Original Value − New Value) ÷ Original Value] × 100
Example
Jacket ka price 100 se kam hokar 75 ho gaya:
Decrease = 25
(25 ÷ 100) × 100
= 25% decrease
Exam Marks Ka Percentage Kaise Nikale
Exam me percentage calculate karna sabse common hai.
Example
Marks:
- Math: 78
- Science: 82
- English: 70
- Computer: 90
Total obtained = 320
Total marks = 400
Percentage = (320 ÷ 400) × 100
= 80%
Different Subject Marks Me Percentage
Jab har subject ke marks alag-alag hote hain:
Example
- Math: 90/100
- Science: 45/50
- English: 70/100
Total obtained = 205
Total maximum = 250
Percentage = (205 ÷ 250) × 100
= 82%
Discount Percentage Kaise Nikale
Shopping me discount percentage ka use hota hai.
Formula:
(Discount ÷ Original Price) × 100
Example
Original price = 1000
Sale price = 850
Discount = 150
(150 ÷ 1000) × 100
= 15% discount
Business Me Percentage Calculation
Business me profit aur loss percentage calculate ki jaati hai.
Profit Percentage
(Profit ÷ Cost Price) × 100
Loss Percentage
(Loss ÷ Cost Price) × 100
Example
Cost price = 2000
Selling price = 2500
Profit = 500
(500 ÷ 2000) × 100
= 25% profit
Daily Life Me Percentage Examples
Hum daily life me unknowingly percentage use karte hain:
- Mobile battery: 80%
- Internet data: 60% used
- Bank interest: 6%
- Weather forecast: 70% rain chance
Percentage samajhne se decision making better hoti hai.
Percentage Calculate Karte Time Common Mistakes
In mistakes se bachna chahiye:
- Part aur whole ko confuse karna
- ×100 karna bhool jana
- Galat base value use karna
- Increase aur decrease ko mix karna
Hamesha original value pe dhyaan do.
Percentage Fast Calculate Karne Ke Tips
- Percentage ko decimal me convert karo
- 50% = half
- 25% = one-fourth
- 10% = decimal ek step left
Practice se speed apne aap improve hoti hai.
Percentage Tricks
- 10% = number ka 1/10
- 5% = 10% ka half
- 20% = 10% ka double
- 50% = divide by 2
Ye tricks exams me kaafi helpful hoti hain.
Percentage, Fraction Aur Decimal Me Difference
| Percentage | Fraction | Decimal |
|---|---|---|
| 25% | 1/4 | 0.25 |
Teenon same value ko represent karte hain, bas likhne ka tareeka alag hota hai.
FAQs – Percentage Se Related Questions
Percentage calculate karne ka easiest tareeka kya hai?
(Part ÷ Whole) × 100 formula sabse easy aur accurate hai.
Percentage me 100 se zyada value ho sakti hai?
Haan, jab part whole se bada ho.
Percentage ka use sirf exams me hota hai?
Nahi, percentage daily life, business, banking aur data analysis me bhi use hoti hai.
Final Thoughts
Percentage calculate karna ek basic life skill hai. Jab aap formula samajh lete ho aur thodi practice kar lete ho, to percentage bilkul easy lagne lagti hai. Exam ho, shopping ho ya business decision – percentage har jagah kaam aati hai.
Thoda practice karo, shortcuts yaad rakho, aur percentage calculation automatic ho jayegi.
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