How to Calculate 31 out of 42 as a Percentage
Divide the numerator by the denominator, then multiply by 100. The result is the percentage score.
Step by step: 31 divided by 42 equals 0.7381 as a decimal. Multiply that by 100 and you get 73.8%. On the standard US plus/minus grading scale, 73.8% is a C grade, equal to 2.0 GPA on the 4.0 scale.
What 73.8% Means as a C Grade
Average. A 2.0 GPA is the minimum for most academic good-standing policies. Scores at this level risk ineligibility for Dean's List and selective programs.
At most US colleges and high schools, the minimum passing score is 60%. A score of 73.8% clears that threshold, so 31 out of 42 is a passing grade. Always verify with your institution, as some programs require a C or higher (70%) for courses that count toward major requirements.
Nearby Grade Percentages
The five fractions below have the closest percentage values to 31/42. Each links to its own grade breakdown.
| Fraction | Percentage | Letter grade | GPA (4.0) |
|---|---|---|---|
| 48 out of 65 | 73.8% | C | 2.0 |
| 14 out of 19 | 73.7% | C | 2.0 |
| 28 out of 38 | 73.7% | C | 2.0 |
| 17 out of 23 | 73.9% | C | 2.0 |
| 34 out of 46 | 73.9% | C | 2.0 |
Use the grade percentage reference for the complete letter-grade scale, percentage ranges, GPA values, and conversion formula. To convert any score directly, try the test grade calculator.