Final Grade Calculator
Average weighted grades entered as score:weight to get a final grade and letter band.
Runs in your browser. Nothing is uploaded — your input is processed on this device and discarded when you close the tab.
Final Grade Calculator
How to use this tool
- Enter your values in the fields above.
- Press Generate to see the result.
- Use Load sample to try the worked example, Copy result to copy it, or Clear to start again.
Worked example
Grades 85 at weight 30, 90 at 40 and 80 at 30 give a weighted average of 85.5, band B.
What this tool does not do / Limits
This tool only averages the numbers you enter. It does not fetch grades from any system, and its letter bands are a common scale that may differ from yours.
Frequently asked questions
What format do grades use?
One per line as score:weight, for example 85:30.
Is the letter grade official?
No. It uses a common 90/80/70/60 scale; your institution may use a different one.
Related tools
CSV Cleaning Studio
Remove duplicates, fix missing values, standardise dates and export a clean CSV. Your file never leaves your device.
LiveChart Builder
Build charts from CSV data with aggregation, sorting and accessible colour palettes. Export as PNG or SVG.
LiveLength Converter
Convert lengths between metric and imperial units and see the full table of equivalents.
Live