keyboard is not typing properly

heres an example of the above problem.
2eyb6ard 5s n6t ty*5ng *r6*er3y..... n40bers are where 3etters are


It seems to me you have your number lock on

hit the key that says num lock (num lk) then try
some laptops need you to hold the function key (fn) while pushing it


(taken from : https://malaysia.answers.yahoo.com/question/index?qid=20100530021804AAtEjZ8)