B Cash BD is very easy math quiz app. You can use this app very easy. At first you download this app and create a account using by your email address and your name. Then you log in your account and see the main interface in your app.
Then you click the math quiz and see the math quiz page . Now you can practice math easily. You can not submit wrong answer. When you fill in the blank box with the correct answer, another new quiz will appear. This way you can practice math quiz.
If you interested math you can use this app. Thank you.