This application allows to practice multi-digits division using thestandard algorithm. The interface has been simplified as much ashas been possible. The application starts in an screen with adivisor of 1 digit and the instructions to make the proposeddivision. When you press the back button, the application shows thescreen with the simplest task and you can display a dropdown menuwith all the available options: "FORMING GROUPS THAT ARE EQUAL INSIZE" introduces you the concept of division. "DIVIDEND, DIVISORAND QUOTIENT" captures these three concepts with practice."REMAINDER" is another concept that emerges in the same way whenthe division of integer numbers is not exact. "WORK WITH DIVISOR OF2 DIGITS" allows practice the standard algorithm with this kind ofdivision. "WORK WITH DIVISOR OF 3 DIGITS" and "WORK WITH DIVISOR OF4 DIGITS" are similar to the previous one. "HOMEWORK" allows sendby email some divisions and its results with the number of digitsused last time. "SCORE TO ZERO" to reset the saved bookmark. Theapplication uses a lot of feedback by text and text to speech,allowing that students can follow easily the development ofarithmetic operations.