Grade & GPA Converter
Convert between different grading systems instantly! CGPA to percentage (India), GPA scale conversions (4.0 ↔ 10.0), percentage to letter grades, and credit hours. Free converter for US, UK, India, and EU grading systems.
CGPA to Percentage
US Grading Scale (4.0)
India Grading Scale (10-point)
💡 Converter Tips:
- CGPA to percentage formulas vary by institution - check with your university
- GPA scale conversions are approximate - always verify with target institution
- Different countries have different grading standards - context matters
- Use this for quick estimates, get official transcripts for applications
- Credit hours typically equal 15-16 contact hours in US system
Features
🔢 CGPA to Percentage Conversion
Convert Indian CGPA (10-point or 4-point scale) to percentage using standard formulas. Instant calculation with formula display.
📊 GPA Scale Conversion
Convert between 4.0, 5.0, and 10.0 GPA scales. Perfect for international students applying to universities with different grading systems.
📝 Percentage to Letter Grade
Convert numerical percentages to letter grades (A, B, C) with corresponding GPA values. US grading system with precise ranges.
🔤 Letter Grade to GPA
Input letter grades (A+, A, B+, etc.) to get GPA and percentage equivalents. Helpful for understanding grade impact on GPA.
⏱️ Credit Hours Conversion
Convert credit hours to contact hours using US system standards (1 credit = 15 hours). Essential for workload planning.
🌍 Multiple Systems
Support for US (4.0 scale), India (10-point CGPA), UK (First Class, 2:1, 2:2), and weighted (5.0) grading systems.
📋 Quick Reference Tables
Built-in reference tables showing complete US and India grading scales with percentage ranges and GPA/CGPA equivalents.
💾 Conversion History
Keeps track of your recent conversions for easy reference. Copy results to clipboard with one click.
How to Use the Grade Converter
Select the type of conversion you need (CGPA to %, GPA scale, etc.)
Choose the appropriate grading system (US, India, UK, etc.)
Enter your grade value in the input field
Get instant results with the conversion formula displayed
Copy results to clipboard or view in conversion history
🌐 Understanding Different Grading Systems
United States (4.0 GPA Scale)
Most common system in US colleges and universities:
- A (4.0): 90-100% - Excellent performance
- B (3.0): 80-89% - Above average work
- C (2.0): 70-79% - Satisfactory performance
- D (1.0): 60-69% - Minimum passing grade
- F (0.0): Below 60% - Failing grade
- Plus/minus grades add ±0.3 (e.g., A- = 3.7, B+ = 3.3)
India (10-Point CGPA Scale)
Used by CBSE, many Indian universities, and institutions:
- O (10): 90-100% - Outstanding
- A+ (9): 80-89% - Excellent
- A (8): 70-79% - Very Good
- B+ (7): 60-69% - Good
- B (6): 50-59% - Above Average
- C (5): 40-49% - Average
- P (4): 33-39% - Pass
- Standard conversion: Percentage = CGPA × 9.5
United Kingdom (Classification System)
UK universities use degree classifications:
- First Class Honours (1st): 70-100% - Highest achievement
- Upper Second Class (2:1): 60-69% - Good standard
- Lower Second Class (2:2): 50-59% - Acceptable standard
- Third Class Honours (3rd): 40-49% - Minimum honors
- Pass: 35-39% - Below honors threshold
- Note: UK standards are generally tougher than US (70% UK ≈ A in US)
European (ECTS) System
European Credit Transfer and Accumulation System:
- A: Excellent - Top 10% of students
- B: Very Good - Next 25%
- C: Good - Next 30%
- D: Satisfactory - Next 25%
- E: Sufficient - Next 10%
- F/FX: Fail - Bottom
- Based on statistical distribution rather than absolute percentages
📐 Common Conversion Formulas
CGPA to Percentage (India - 10 Point)
Example: If CGPA = 8.5, then Percentage = 8.5 × 9.5 = 80.75%
Note: Some universities use ×10 or ×9. Check your institution's official formula.
GPA 4.0 to 10.0 Scale Conversion
Example: If GPA = 3.6 (4.0 scale), then GPA = 3.6 × 2.5 = 9.0 (10.0 scale)
GPA 10.0 to 4.0 Scale Conversion
Example: If CGPA = 8.0 (10.0 scale), then GPA = 8.0 ÷ 2.5 = 3.2 (4.0 scale)
Percentage to GPA (4.0 Scale)
Example: If Percentage = 85%, then GPA = (85 ÷ 100) × 4 = 3.4
Note: This is approximate. Actual conversion varies by institution.
Credit Hours to Contact Hours
Example: 3 credit course = 3 × 15 = 45 contact hours per semester
1 credit hour represents approximately 15-16 hours of classroom time per semester in US system.
🌍 Guide for International Students
Applying to US Universities (from India)
- Convert your CGPA to 4.0 scale: CGPA (10) ÷ 2.5 = GPA (4.0)
- Example: 8.5 CGPA = 3.4 GPA on 4.0 scale
- Some evaluators like WES (World Education Services) may use different formulas
- Always get official transcript evaluation for applications
- Mention your class rank as US admissions consider relative performance
Applying to UK Universities (from US)
- UK grading is generally tougher than US - 70% in UK ≈ A in US
- GPA 3.7-4.0 typically qualifies for First Class consideration
- GPA 3.3-3.69 may be considered Upper Second (2:1)
- UK focuses more on final year grades than cumulative GPA
- Include transcript showing grade distribution in your application
Applying to European Universities
- Many European universities use ECTS grading (A-F)
- GPA 3.7-4.0 (US) or 9-10 (India) typically converts to ECTS A or B
- Each country may have additional requirements (Abitur in Germany, Baccalauréat in France)
- Some programs require credential evaluation through specific agencies
- Research specific university conversion policies as they vary widely
Frequently Asked Questions
Is CGPA × 9.5 formula universally accepted for percentage conversion?
No, while CGPA × 9.5 is the CBSE-recommended formula for 10-point scale, different universities use different formulas. Some use ×10, others use ×9. VTU (Visvesvaraya Technological University) uses CGPA × 10 - 7.5. Anna University uses different formulae for different CGPA ranges. Always check your institution's official conversion formula on their website or academic handbook. For applications, use your university's official formula, not generic converters.
Can I use these conversions for university applications?
Use this tool for quick estimates and understanding equivalencies. However, for official university applications (especially international), you typically need: (1) Official transcript from your institution with their conversion, (2) Credential evaluation from recognized agencies like WES (World Education Services), ECE (Educational Credential Evaluators), or NACES members, (3) Direct submission of original transcripts. Universities don't accept self-converted grades. This tool helps you understand where you stand, but official conversions must come from authorized sources.
Why do different universities have different GPA conversion formulas?
Grading systems reflect institutional philosophy and regional standards. A 70% in UK represents excellent work (equivalent to US "A"), while 70% in US might be a "C". Universities develop conversion formulas based on: (1) Historical grade distributions at their institution, (2) Standards in their country's education system, (3) Maintaining consistency in admissions, (4) Ensuring fair comparison across diverse applicant pools. There's no universal standard because education systems developed independently in different countries.
How accurate is the 4.0 to 10.0 GPA scale conversion (×2.5 formula)?
The ×2.5 conversion (and its reverse ÷2.5) is a mathematical approximation that works well for understanding rough equivalencies. However, it's not officially endorsed by all institutions. Some US universities conducting reverse conversions use different scales. The accuracy depends on context: if you have a 3.6 GPA (4.0), it converts to 9.0 (10.0), which reasonably represents "excellent" in both systems. For applications, mention your GPA in its original scale and include a transcript showing the scale used.
What if my university uses a different grading scale not listed here?
Many universities use unique scales: some use 5-point, 7-point, or even 100-point scales. To convert: (1) Find your university's official conversion formula in the academic handbook, (2) Understand the maximum points possible on your scale, (3) Calculate your percentage of maximum (your GPA ÷ max × 100), (4) Use that percentage to find equivalent in target system. Example: 4.2 on 5.0 scale = 84% = approximately 3.36 on 4.0 scale. Contact your registrar's office for official conversions.
How do credit hours work in different countries?
Credit systems vary globally: US uses credit hours (1 credit = 15-16 contact hours per semester), Europe uses ECTS credits (1 ECTS = 25-30 study hours including independent work), UK uses credits (1 credit = 10 study hours), and India often uses a credit system similar to US but with variations by university. When converting: 2 ECTS ≈ 1 US credit, 1 US credit ≈ 2 UK credits. Always verify with specific institutions as some use hybrid systems or different ratios.
Why is UK grading considered tougher than US grading?
UK universities traditionally reserve the highest marks (80%+) for truly exceptional, publishable-quality work. A 70% (First Class) in UK represents excellent achievement equivalent to an "A" (90%+) in US. This reflects different educational philosophies: US system rewards effort and consistent performance, while UK system has higher threshold for top marks. UK essays graded 65-70% would likely receive A/A- in US. This isn't about difficulty but different standards. US GPA 3.7+ generally indicates First Class potential in UK context.
Should I mention both my original GPA and converted GPA in applications?
Always list your GPA in its original scale first and foremost. If the application asks for 4.0 scale equivalent and you're on different scale: (1) Provide your original GPA/CGPA clearly stating the scale (e.g., "8.5 out of 10.0"), (2) If you include a conversion, note it's approximate: "approximately 3.4 on 4.0 scale", (3) Let the admissions office or their credential evaluator do official conversion, (4) Don't inflate grades by choosing favorable conversion formulas. Honesty is crucial - admissions offices are familiar with different grading systems and will evaluate fairly.
Can I round up my GPA after conversion?
Generally no, don't round up unless your institution's policy allows it. If your CGPA converts to 3.48, don't list it as 3.5. However, check specific application guidelines: some applications allow rounding to one decimal (3.5), others require two (3.48). When in doubt, be precise. Never round up at multiple stages (don't convert 8.5 → 3.4 → 3.5). Misrepresenting grades, even slightly, can jeopardize your application. If your GPA is borderline for a cutoff, let your transcript speak for itself - admissions committees consider entire profile, not just GPA.
⚠️ Important Notes & Disclaimers
Approximations Only
All conversions provided by this tool are approximations based on commonly used formulas. Actual conversions may vary by institution. Always verify with your specific university or target institution.
Not for Official Applications
Do not use these conversions for official university applications, scholarship applications, or employment purposes without getting proper credential evaluation from recognized agencies (WES, ECE, etc.) or your institution's registrar office.
Institutional Variations
Different universities within the same country may use different conversion formulas. Even within India, universities like VTU, Anna University, Mumbai University, and Delhi University use different CGPA to percentage conversion formulas. Check your institution's academic regulations.