This app is for students that want to practice their mental math skills. Configure the type of questions you can be asked on the first tab and test your skills on the second tab. Use the third tab to see how you performed!
- Name change
- Ability to skip questions
- Prevent starting questions with invalid configurations
9Apps 4.9
![국세청 홈택스 [손택스] on 9Apps](https://go.getnew.app/sg/res/jpg/f7/df/69cc2f90120ec331db2630e0f5b6-6dh.jpg?x-oss-process=style/jmq200)
