Can you get the answer by mental arithmetic as quickly as possible? Now, Come on and practice your ability of ...

Are you good at doing a sum in your head? Come and practice your mental arithmetic to choose the suitable ...

Which is the true number? A simple arithmetic game. Game is applied to the law of addition, subtraction, ...

Anna eats too many foods and she get really fat these days, so she decides to lose weight. Can you join Anna's ...