"Üben Rounding" lets you practice rounding for numbers between 1 and 1'000'000.
The app is designed to be as simple as possible. This is great for children as it is super easy to use. The app generates a random task with a number from 1 to 1'000'000 to be rounded. Enter the result and the app shows, whether it was correct or not. If it was not, the correct solution is shown.