Number Ninjas

Do you feel it? That's a fresh breeze of originality. The world of ninjas can be inhabited by numbers as well and one of them sets off to great adventures to rescue its comrades. Your enemies are another numbers and you must destroy them by throwing mathematical signs. Always when you kill one you change as well according the number and sign you used you become the number. To finish the level you must be the needed number. Sounds strange but just try it.