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Grade Scale Calculator: Convert Score to Grade

Enter the maximum and minimum scores and their corresponding grades to generate a custom linear grade scale.

Your grade

4,90

ScoreGrade
01,00
11,06
21,12
31,18
41,24
51,30
61,36
71,42
81,48
91,54
101,60
111,66
121,72
131,78
141,84
151,90
161,96
172,02
182,08
192,14
202,20
212,26
222,32
232,38
242,44
252,50
262,56
272,62
282,68
292,74
302,80
312,86
322,92
332,98
343,04
353,10
363,16
373,22
383,28
393,34
403,40
413,46
423,52
433,58
443,64
453,70
463,76
473,82
483,88
493,94
504,00
514,06
524,12
534,18
544,24
554,30
564,36
574,42
584,48
594,54
604,60
614,66
624,72
634,78
644,84
654,90
664,96
675,02
685,08
695,14
705,20
715,26
725,32
735,38
745,44
755,50
765,56
775,62
785,68
795,74
805,80
815,86
825,92
835,98
846,04
856,10
866,16
876,22
886,28
896,34
906,40
916,46
926,52
936,58
946,64
956,70
966,76
976,82
986,88
996,94
1007,00

Linear scale conversion from score to grade.

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Frequently asked questions

How do I calculate a grade from a score on a linear scale?

Enter the maximum possible score, the minimum score, and their corresponding grades. The calculator applies a linear formula to convert any raw score into a proportional grade.

What is a linear grading scale?

A linear grading scale assigns grades proportionally between two known score-grade pairs. For example, if the highest score equals the highest grade and the lowest score equals the lowest grade, every intermediate score gets a grade along a straight line.

Can I use this scale for any subject or exam?

Yes. This grade scale calculator works for any exam, assignment, or test where you need a consistent conversion from raw points to grades. Adjust the minimum and maximum values to match your exact grading criteria.

Grade Scale Calculator – Convert Scores to Grades

This grade scale calculator converts a raw score into a grade using a linear scale. You only need to enter the maximum score, the minimum score, and the grades assigned to each. The calculator then generates a complete table with the percentage, score, and corresponding grade for your grading system.

How to Create a Custom Grading Scale

Choose the highest possible score and the lowest possible score for your exam, then enter the grade you want to assign to each. The linear formula ensures every intermediate score receives a proportional grade. This is especially useful for teachers who need a consistent score-to-grade conversion across multiple tests.

Why Use a Linear Grade Conversion?

A linear grade conversion simplifies grading by applying the same rule to every score. It removes guesswork and makes the grading process transparent for students. Whether you use a 0–100 scale, 1–7 scale, or any custom range, this tool helps you generate accurate grades instantly.