Faster Arithmetic skills are very necessary for all and particularly for kids appearing for Math Olympiads like SOF-IMO, NSTSE, UCO , SilverZone iOM etc.  In exams you have limited time to finish the questions.
The basic arithmetic operations are Addition, Subtraction, Multiplication and Division , which are also necessary life-tools which every person should learn even if he/she does not sit for any Olympiads.
 Check below to test your Arithmetic skills.