Add-N

Add-N is a game on 9bob.net. Wanna workout your brain? then tryout this challenging game you won't regret
Read the digits aloud or in thoughts then type a number in which each of the original digits is incremented by a number based on Add-N if the digits are 5294 the correct response is 6305 and if the task is called Add-3 then 8527 is the correct respon