How does the CGPA to percentage conversion differ between 10-point and 4-point scales?

<p>The conversion of CGPA to percentage differs significantly between 10-point and 4-point scales due to their different structures and ranges. Let's understand the difference between them:</p><p><strong>10-point scale:</strong></p><ol><li>Range: 0 to 10</li><li>Common formula: Percentage = (CGPA * 9.5)</li><li>Example: 8.5 CGPA = 8.5 * 9.5 = 80.75%</li></ol><p><strong>4-point scale:</strong></p><ol><li>Range: 0 to 4</li><li>Common formula: Percentage = (CGPA ÷ 4) * 100</li><li>Example: 3.5 CGPA = (3.5 ÷ 4) * 100 = 87.5%</li></ol><p><strong>Key differences:<br></strong></p><table dir="ltr" border="1" cellspacing="0" cellpadding="0"><colgroup><col width="100"><col width="136"><col width="147"></colgroup><tbody><tr><th><strong>Aspect</strong></th><th><strong>10-point Scale</strong></th><th><strong>4-point Scale</strong></th></tr><tr><td>Range</td><td>0 to 10</td><td>0 to 4</td></tr><tr><td>Common Formula</td><td>Percentage = (CGPA * 9.5)</td><td><div><div>Percentage = (CGPA ÷ 4) * 100</div></div></td></tr><tr><td>Example Conversion</td><td>8.5 CGPA = 80.75%</td><td>3.5 CGPA = 87.5%</td></tr><tr><td>Scale Factor</td><td>Multiplication</td><td><div><div>Division then multiplication</div></div></td></tr><tr><td>Typical "A" Grade</td><td>8.5-10 CGPA</td><td>3.7-4.0 CGPA</td></tr><tr><td>Percentage for "A"</td><td>80.75-95%</td><td>92.5-100%</td></tr><tr><td>Granularity</td><td>0.1 increments</td><td><div><div>0.3 or 0.33 increments</div></div></td></tr><tr><td>Common Usage</td><td>Asia, parts of Europe</td><td>North America</td></tr></tbody></table>

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