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Six Calculators, One Page

Every academic number, sorted instantly.

Percentage, CGPA, conversions, attendance and marks — results update as you type, with a grading reference and your recent calculations right alongside. Nothing is saved to any server.

Percentage Calculator

Marks obtained out of total marks. Updates live as you type.

—percent

0%100%
Recent
Formula: (marks obtained ÷ total marks) × 100

CGPA Calculator

Add each subject's credit hours and grade point (out of 10). Weighted average is calculated automatically.

SubjectCreditsGrade pt.
—CGPA

010
Recent
Formula: Σ(credits × grade point) ÷ Σ(credits)

CGPA to Percentage Converter

Pick your board's multiplier, or enter a custom one.

—percent

0%100%
Recent
Formula: CGPA × multiplier — check your board/university's official formula, as it isn't universal.

Percentage to CGPA Converter

Reverse of the standard formula — pick a multiplier or enter a custom one.

—CGPA

010
Recent
Formula: percentage ÷ multiplier

Attendance Calculator

Check your current attendance, and how many classes you need to attend (or can skip) to hit your target.

—percent

0%100%
Recent
Formula: attended ÷ total × 100 · target math assumes future classes are attended (to reach target) or missed (when skipping)

Marks Percentage Calculator

Add every subject's marks — obtained and maximum — for an overall percentage and grade.

SubjectObtainedMax marks
—percent

0%100%
Recent
Formula: Σ(marks obtained) ÷ Σ(max marks) × 100

Quick reference

90–100%O — Outstanding
80–89%A+ — Excellent
70–79%A — Very good
60–69%B+ — Good
50–59%B — Above average
40–49%C — Average
Below 40%F — Needs work

This is a common grading scale — your institution's exact bands may differ slightly.

9.0–10O — Outstanding
8.0–8.9A+ — Excellent
7.0–7.9A — Very good
6.0–6.9B+ — Good
5.0–5.9B — Above average
Below 5.0C or below

Based on the common UGC 10-point scale used across most Indian universities.

9.5 is CBSE's official multiplier for Class 10/12 CGPA.

10 is commonly used by many universities and AICTE-affiliated colleges.

Always confirm with your institution — the conversion formula isn't standardized nationwide.

9.5 is CBSE's official multiplier for Class 10/12 CGPA.

10 is commonly used by many universities and AICTE-affiliated colleges.

Always confirm with your institution — the conversion formula isn't standardized nationwide.

Most Indian universities require a minimum of 75% attendance to sit for exams.

Some allow condonation down to 65% with a valid medical certificate — check your institution's rules.

90–100%O — Outstanding
80–89%A+ — Excellent
70–79%A — Very good
60–69%B+ — Good
50–59%B — Above average
40–49%C — Average
Below 40%F — Needs work

Add every subject for the most accurate overall figure — leaving one out will skew the total.