Quick Calculation1.4

Set a number range and Quick Calculation generates arithmetic questions within those limits, giving you immediate practice without manually writing each problem. This Android app in the Education category includes Addition, Multiplication, Subtractions, Division, Simplification, Simplification Advance, and Miscellaneous exercises. Its randomized question generation keeps repeated sessions varied while ensuring that the numbers stay inside the range you selected.

You can choose custom lower and upper limits before creating a set of problems, adapting practice to a learner’s current level or a particular number span. A built-in timer structures focused sessions with durations from 30 seconds through 10 minutes. It is suited to students, teachers, and anyone working on faster mental calculation during short drills, revision periods, or timed practice.

Current version 1.4 brings better options generation, improving how practice choices are produced. Quick Calculation runs on Android 5.0 or later and uses a Universal architecture. The project is licensed under CC BY-SA 4.0, and contributing to its development on GitHub requires an account there; the app icon was created by Onno van den Dungen.