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Percentage to grade calculator (CBSE)

This percentage to grade calculator converts a percentage - or marks obtained out of a maximum - into a grade on CBSE’s 9-point scale, A1 down to E2, along with the grade point behind it. Pick a grade instead, and the panel below works the other way: which percentage band that grade actually covers.

One caveat stated up front, in the same spirit as the other calculators on this site: this is the commonly published CBSE grading table, not a guarantee that every school currently applies it for every purpose. Boards revise their schemes over time.

Convert percentage to grade

Find the grade

Enter a percentage directly, or marks obtained and the maximum.

Enter as

Percentage

78%

Grade

B1

Grade point

8

Look it up the other way

Pick a grade to see the percentage band and grade point it covers.

B1 covers 71 to 80% and carries a grade point of 8.

Runs on your own device. Nothing typed here is sent anywhere or saved.

Reference table

The CBSE 9-point scale, in full

CBSE 9-point grading scale with percentage bands and grade points
GradePercentageGrade pointPassing?
A191 to 100%10Yes
A281 to 90%9Yes
B171 to 80%8Yes
B261 to 70%7Yes
C151 to 60%6Yes
C241 to 50%5Yes
D33 to 40%4Yes
E121 to 32%—No
E20 to 20%—No
Reading the scale

Where this scale comes from, and where it stops applying

CBSE introduced a 9-point grading scale as part of its Continuous and Comprehensive Evaluation reforms, replacing a raw percentage with a letter grade for internal reporting, and it remains the reference table most schools, students and websites still cite when the question “what grade is this percentage” comes up. That is the table this calculator uses.

Reading the bands correctly

Each band is a genuine range, not a single number: A2 covers every percentage from 81 up to just under 91, not only exactly 81 or exactly 90. This calculator compares the precise percentage you enter against those bounds directly, rather than rounding first, so a result like 90.6% is correctly placed in A2 even though a naive rounding to the nearest whole number would push it into A1.

Grade points and where CGPA comes from

Every passing band, A1 down to D, carries a grade point out of 10. That is not a separate number invented for this table - it is literally the figure a subject’s grade point contributes when a CBSE CGPA is computed by averaging grade points across subjects. E1 and E2 carry no grade point here because they sit below the passing bands on this particular scale.

What this table cannot promise

Grading schemes are not frozen. CBSE has revised how it reports results before, and for classes below the board exam years, plenty of schools run their own internal-assessment grading that does not map onto this table at all. So this page states its scope honestly: it is the widely published CBSE 9-point reference scale, useful for understanding roughly where a percentage lands, and not a substitute for checking the exact scheme your child’s school or board is currently applying wherever the grade genuinely decides something.

Why it will not work for ICSE or a state board

This 9-point structure, with these specific bands and grade points, belongs to CBSE. ICSE reports results as a direct percentage without this grade layer, and most state boards do the same or use their own distinct scale. Running a non-CBSE percentage through this table would produce a grade that board never actually issues, so this calculator is scoped to CBSE only.

Privacy, stated plainly

There is no server call anywhere in this lookup. Every comparison happens inside your own browser, nothing is stored between visits, and no analytics event fires as you type, matching what our privacy policy promises across the site.

Before you rely on the grade

  • This is CBSE's published 9-point scale - it does not apply to ICSE or state boards.
  • Bands are checked against the exact percentage, not a rounded one.
  • Grade points, not the letter grades themselves, are what a CBSE CGPA is built from.
  • Schemes get revised, and schools layer their own internal grading - confirm with your own school before quoting a grade formally.

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Questions parents ask

About the percentage to grade calculator

What is the CBSE 9-point grading scale?

It is a set of nine bands - A1, A2, B1, B2, C1, C2, D, E1 and E2 - each covering a range of percentage, with A1 the highest (91 to 100) and E2 the lowest (0 to 20). Every passing band from A1 to D also carries a grade point out of 10, which is what CBSE's CGPA figure is built from.

What percentage is each grade?

A1 is 91 to 100, A2 is 81 to 90, B1 is 71 to 80, B2 is 61 to 70, C1 is 51 to 60, C2 is 41 to 50, and D is 33 to 40. E1 (21 to 32) and E2 (0 to 20) sit below the passing bands on this scale.

Is this the current, official CBSE grading scale?

This is the 9-point scale most widely published as CBSE's own reference table, and it is the one this calculator uses. What we cannot promise is that every school, every year and every purpose currently applies it exactly this way - CBSE has revised its assessment scheme in the past, and individual schools layer their own internal-assessment grading on top for classes below the board exam years. Treat this as the commonly cited table, and confirm the exact scheme with your own school wherever the grade decides something. If you already have a CGPA figure instead, the CGPA to percentage calculator converts it the other way.

Does this apply to ICSE or state boards too?

No. This 9-point scale is CBSE's own table. ICSE and most state boards report a direct percentage without this grade structure, or use a different scale entirely, so running an ICSE or state-board percentage through this table would produce a grade that board never issued.

What does the grade point actually mean?

It is the number out of 10 that CBSE's CGPA is built from - an A1 contributes 10 points, a B1 contributes 8, and so on. Averaging the grade points across every subject is how a CBSE CGPA is arrived at, though this calculator only converts a single percentage or mark, not a full subject list.

Why isn't there a grade for exactly 90.5%?

There is - the calculator checks the raw percentage, not a rounded one, so 90.5% falls into A2 (81 to 90) rather than A1, and 91.0% exactly is the first value inside A1. A published table that only shows whole numbers like "81-90" and "91-100" leaves that boundary ambiguous; this calculator resolves it by comparing the exact figure rather than rounding first.

Is anything I type here sent anywhere?

No. The lookup runs as plain comparisons inside your own browser. Nothing is sent to us or to anyone else, nothing is saved between visits, and no analytics event fires as you type - exactly what our privacy policy promises across the site.

Answered by a real teacher

A grade is a summary. What's underneath it?

If a grade has been slipping for a while, message us and we will tell you plainly what is actually going on with the subject, not just the number.