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How to Convert CGPA to GPA: Complete Conversion Guide (10 to 4 Scale)

Master CGPA to GPA conversion with our step-by-step guide. Learn formulas for converting between 10-point, 5-point, and 4-point scales.

January 20, 2024(Updated: March 15, 2024)7 min read
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How to Convert CGPA to GPA

Converting CGPA to GPA is essential when applying to international universities or comparing academic records across different grading systems. This comprehensive guide will help you understand and perform accurate conversions.

Understanding Different Scales

Before converting, it's important to understand the scales:

  • 10-Point Scale: Common in India, ranges from 0-10
  • 5-Point Scale: Used in some European countries
  • 4-Point Scale: Standard in USA, Canada, and many other countries

CGPA to GPA Conversion Formulas

Converting 10-Point CGPA to 4-Point GPA

The most common conversion formula is:

GPA (4.0 scale) = (CGPA / 10) × 4

Or simplified:

GPA = CGPA × 0.4

Example:

  • 10-Point CGPA: 8.5
  • 4-Point GPA: 8.5 × 0.4 = 3.4

Converting 5-Point CGPA to 4-Point GPA

GPA (4.0 scale) = (CGPA / 5) × 4

Or:

GPA = CGPA × 0.8

Example:

  • 5-Point CGPA: 4.2
  • 4-Point GPA: 4.2 × 0.8 = 3.36

Conversion Table: 10-Point to 4-Point Scale

10-Point CGPA4-Point GPALetter Grade
10.04.0A+
9.53.8A
9.03.6A-
8.53.4B+
8.03.2B
7.53.0B-
7.02.8C+
6.52.6C
6.02.4C-
5.52.2D+
5.02.0D

Important Considerations

  1. University-Specific Scales: Some universities have their own conversion methods
  2. Credential Evaluation: For official purposes, use services like WES or ECE
  3. Rounding: Different institutions may round differently
  4. Grade Distributions: Some systems account for grade distribution curves

Reverse Conversion: GPA to CGPA

To convert from 4-Point GPA to 10-Point CGPA:

CGPA (10-point) = GPA × 2.5

Example:

  • 4-Point GPA: 3.6
  • 10-Point CGPA: 3.6 × 2.5 = 9.0

Using SmartCGPA Converter

Our scale converter makes these calculations instant and accurate:

  1. Select your source scale (e.g., 10-Point)
  2. Enter your CGPA value
  3. Select target scale (e.g., 4-Point)
  4. Get instant conversion with formula explanation

Conclusion

CGPA to GPA conversion is straightforward once you understand the relationship between scales. For most purposes, the linear conversion formula works well. However, for official applications, always verify with the receiving institution's requirements.

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