Student Toolkit
GPA, CGPA, exam percentage, marks needed, and everyday study math — percentage, average, and more.
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GPA Calculator
Calculate a credit-weighted GPA from course grade points — works with 4.0 or 10-point scales.
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CGPA Calculator
Calculate cumulative GPA from semester GPAs and optional credit totals.
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Exam Percentage Calculator
Convert marks scored out of a total into a percentage, with a simple indicative grade band.
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GPA ↔ Percentage Converter
Approximate conversions between percentage marks and 10-point or 4.0 GPA scales.
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Marks Needed Calculator
Calculate the marks you still need on remaining exams to reach a target overall percentage.
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Percentage Calculator
Calculate a percentage of any number, plus the value after adding or subtracting that percent.
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Average Calculator
Calculate the mean, sum, median, and range from a list of numbers.
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Age Calculator
Calculate exact age in years, months, and days from a birth date — leap-year aware.