【實用教育app】Airport Arithmetic for iPad|最夯免費app-綠色工廠好玩App

Watch your mental arithmetic skills take off with Airport Arithmetic!Work out the missing operation on each aircraft to allow its departure. Incorrect answers will result in a delayed take off.Airport Arithmetic has four levels (Terminals) of difficulty:Terminal One: Multiplication facts up to x5, single digit addition and subtraction.Terminal Two: Multiplication facts up to x5, two digits add single digit, two digits minus single digit.Terminal Three: Multiplication facts up to x10, division facts up to ÷5, two digits addition and subtraction.Terminal Four: Multiplication facts up to x12, division facts up to ÷12, three digits add two digits and three digits minus two digits.Air traffic controllers can choose to work for up to 100 departures.Keep up to date with all Primary Games Ltd’s developments on Facebook http://www.facebook.com/iRPrimaryGames