Addition and Subtraction

Practice simple addition and subtraction expression
What is Addition and Subtraction?
Addition and Subtraction is a browser extension called 'Practice Simple Math Expressions' that allows users to practice simple addition and subtraction expressions in a quiz-like format. It offers features such as quick random expressions, different difficulty modes, saving user settings to the cloud, a leaderboard, and the option to choose between dark and light themes. The extension is open-source and can be accessed on GitHub.

Add-on stats

By: SpeedOut
Users: 14 ▲ 4
Version: 1.2 (Last updated: 2023-07-26)
Creation date: 2023-07-26
Risk impact: Very low risk impact
Risk likelihood: Moderate risk likelihood
Manifest version: 3
Permissions:
  • identity
  • storage
Size: 428.38K

Other platforms

Not available on Chrome
Not available on Firefox
Want to check extension ranking and stats more quickly for other Edge add-ons? Install Chrome-Stats extension to view Chrome-Stats data as you browse the Edge Add-on Store.
Chrome-Stats extension

Add-on summary

Addition and Subtraction is a browser extension that helps you practice simple addition and subtraction expression. It is like a quiz extension.

FEATURES

  • Quick random expressions
  • Easy, Medium, Hard, and Custom modes
  • Addition, Subtraction, or random operations
  • Save user settings to the cloud for access from other devices.
  • Leaderboard
  • Dark/Light theme
  • Open-source

if you need more feature on this app, highly requested to create an issue on our GitHub repository https://github.com/biplobsd/as/issues tab.

Read more:

See more

Add-on safety

Risk impact

Addition and Subtraction is safe to use. It does not request any sensitive permissions.

Risk likelihood

Addition and Subtraction is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

Upgrade to see risk analysis details