Education

Student-friendly calculators for grades, GPA, statistics, probability, geometry and algebra, with explanations you can actually follow.

8 free education tools · No registration · Runs in your browser

Work out your grade point average on the 4.0 scale.

Weighted average grade across assignments and exams.

The exam score you need to reach your target grade.

Solve linear equations and 2×2 systems of equations.

Perimeter, area, surface area, volume and diagonals of common shapes.

The three averages, explained side by side.

Plan how to spread your study hours before an exam.

Exactly how long is left before your exam.

Looking for something specific? Try the universal tool search or browse every VELNARO tool on one page.

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