Google Classroom Grade Calculator | GCGC

Change assignment scores to see how they affect your overall grade.

As of June 2026, Google Classroom Grade Calculator | GCGC has — users and a 5.00/5 rating from 1 reviews in the Education category.

Education

Chrome Web Store ↗.crx

Users0%

—

Rating0%

5.00

1 reviews

Reviews0%

Version

1.1.3

Manifest V3

90-day change · In the last 90 days this extension 1 version update.

History

9 snapshots

Tracking since Apr 1, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 1, 2026	26	—	—	1.0
Apr 17, 2026	27	—	—	1.0
Apr 22, 2026	32	—	—	1.0
Apr 27, 2026	54	—	—	1.0
May 5, 2026	28	—	—	1.0
May 10, 2026	32	—	—	1.0
May 16, 2026	37	—	—	1.0
May 22, 2026	47	5.00	1	1.0
May 29, 2026	333	5.00	1	1.1.3
Now	—	5.00	1	1.1.3

Changelog

Jun 10, 2026

description

This extension allows you to view your hypothetical grade on Google Classroom by simply changing the number next to the assignment.

-=-=-=- 💡 Use Cases 💡 -=-=-=-
▪️ Understanding class weighting
▪️ Previewing test/assignment scores and seeing how they affect your overall grade
▪️ Finding out which assignments affect a large portion of your grade

-=-=-=- 💤 Version 1.1 💤 -=-=-=-
▪️ Automatically loads class weights
▪️ Fixed a bug where Google Classroom's lazy loading would affect grade averages
▪️ Made it look prettier... I guess
▪️ 1.1.1 - Patched lazy loading fix issue
▪️ 1.1.2 - Updated designs
▪️ 1.1.3 - Added new, sticky grade text

Created by DaRealLando123 

GCGC - Google Classroom Grade Calculator

^-^

A simple grade calculator for Google Classroom, with direct integration. 💯🧮
This extension allows you to view hypothetical "maybe" grades on Google Classroom simply by changing the number next to assignments. No complicated mathematics required!

And...
▪️ It seamlessly integrates with Google Classroom's "Your Work" tab on any device;
▪️ It's all hypothetical and doesn't do anything to mess with your grades or risk trouble.

-=-=-=- 💡 Use Cases 💡 -=-=-=-
▪️ Understanding class weighting.
▪️ Previewing test/assignment scores and seeing how they affect your overall grade.
▪️ Finding out which assignments affect a large portion of your grade.

-=-=-=- 💤 Version 1.1 💤 -=-=-=-
▪️ Automatically loads class weights.
▪️ Fixed a bug where Google Classroom's lazy loading would affect grade averages.
▪️ Made it look prettier... I guess.
▪️ 1.1.1 - Patched lazy loading fix issue
▪️ 1.1.2 - Updated designs
▪️ 1.1.3 - Added new, sticky grade text

Created by DaRealLando123 

GCGC - Google Classroom Grade Calculator
A simple, easy to use, integrated grade calculator for Google Classroom.

It just works.

^-^

May 22, 2026

name

Google Classroom Grade Calculator

Google Classroom Grade Calculator | GCGC

May 22, 2026

description

Made for simplicity!

Ever wondered how much your grade would change if you turned in that one assignment?

This extension allows you to view your hypothetical grade on Google Classroom by simply changing the number next to the assignment. All you have to do is click "Enable hypothetical grading for this class" at the top of the screen to activate the extension.

Here are some of the things you can use this for:
* Understanding class weighting
* Previewing test/assignment scores and seeing how they affect your overall grade
* Finding out which assignments affect a large portion of your grade

Created by a Student, for Students.

This extension allows you to view your hypothetical grade on Google Classroom by simply changing the number next to the assignment.

-=-=-=- 💡 Use Cases 💡 -=-=-=-
▪️ Understanding class weighting
▪️ Previewing test/assignment scores and seeing how they affect your overall grade
▪️ Finding out which assignments affect a large portion of your grade

-=-=-=- 💤 Version 1.1 💤 -=-=-=-
▪️ Automatically loads class weights
▪️ Fixed a bug where Google Classroom's lazy loading would affect grade averages
▪️ Made it look prettier... I guess
▪️ 1.1.1 - Patched lazy loading fix issue
▪️ 1.1.2 - Updated designs
▪️ 1.1.3 - Added new, sticky grade text

Created by DaRealLando123 

GCGC - Google Classroom Grade Calculator

^-^

Permissions & access

Permissions: None declared
Host access: None declared

Screenshots

Google Classroom Grade Calculator | GCGC screenshot 1

About

A simple grade calculator for Google Classroom, with direct integration. 💯🧮
This extension allows you to view hypothetical "maybe" grades on Google Classroom simply by changing the number next to assignments. No complicated mathematics required!

And...
▪️ It seamlessly integrates with Google Classroom's "Your Work" tab on any device;
▪️ It's all hypothetical and doesn't do anything to mess with your grades or risk trouble.

-=-=-=- 💡 Use Cases 💡 -=-=-=-
▪️ Understanding class weighting.
▪️ Previewing test/assignment scores and seeing how they affect your overall grade.
▪️ Finding out which assignments affect a large portion of your grade.

-=-=-=- 💤 Version 1.1 💤 -=-=-=-
▪️ Automatically loads class weights.
▪️ Fixed a bug where Google Classroom's lazy loading would affect grade averages.
▪️ Made it look prettier... I guess.
▪️ 1.1.1 - Patched lazy loading fix issue
▪️ 1.1.2 - Updated designs
▪️ 1.1.3 - Added new, sticky grade text

Created by DaRealLando123 

GCGC - Google Classroom Grade Calculator
A simple, easy to use, integrated grade calculator for Google Classroom.

It just works.

^-^