123s +-x÷ is a Search Puzzle for Math Training. Let’s enjoy arithmetic.
‘+-x÷’ and ’1,2,3,4,5,6,7,8,9′,36 categorys,
Each play has 99 questions.
QAs example:Case of ‘+ 9′
‘(from 1 to 99) + 9′ => 99 questions random.
If your iPhone supports Game Center, you can enjoy leaderboards. But Game Center leaderboards supports ‘+-x÷’ and ’2,3,5,6,8,9′, 24 categorys,
