Keep your mind healthy, test your mental math and exercise your brain once a day.
It's a simple math game.
Math exercises (addition, subtraction, division and multiplication).
<div> <div jsname="WJz9Hc" style="display:none">Menjaga fikiran anda sihat, menguji matematik mental anda dan menjalankan otak anda sekali sehari.
Ia adalah satu permainan matematik mudah.
latihan matematik (penambahan, penolakan, pembahagian dan pendaraban).<div> <div class="show-more-end">