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Description
Practice simple addition and subtraction expression 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: https://github.com/biplobsd/as/blob/main/README.md https://biplobsd.me/apps/view/as.md