BRAIN FEVER: Logic Challenge

BRAIN FEVER: Logic Challenge - an interesting puzzle game that will test the skills of oral accounts of all players. At each level the user will need the receipt number. It must be done using other numbers located on the playing field. All actions should be for the shortest time, because the only way to get three stars for completing a level. Thus it is necessary to use as many digits to get the desired number, otherwise they will fill all the field, which should be prevented.