on *:TEXT:*:#novus: {
  if ($1 == !math) {  
    notice $nick Welcome to IRC Brain Age©! Say !Addition, !Subtraction, !Multi, or !Division for the respective math problem. !Random for a random problem. 
  }
  if ($1 == !addition) {
    set %randadd1 $rand(1,1000)
    set %randadd2 $rand(1,1000)
    notice $nick What is %randadd1 + %randadd2 $+ ?
    set %addanswer $calc(%randadd1 + %randadd2)
  }
  if ($1 == !subtraction) {
    set %randsub1 $rand(1,1000)
    set %randsub2 $rand(1,1000)
    notice $nick What is %randsub1 - %randsub2 $+ ?
    set %subanswer $calc(%randsub1 - %randsub2)
  }
  if ($1 == !multi) {
    set %randmulti1 $rand(1,100)
    set %randmulti2 $rand(1,100)
    notice $nick What is %randmulti1 * %randmulti2 $+ ?
    set %multianswer $calc(%randmulti1 * %randmulti2)
  }
  if ($1 == !division) {
    set %randdiv1 $rand(1,1000)
    set %randdiv2 $rand(1,1000)
    notice $nick What is %randdiv1 / %randdiv2 $+ ?
    set %divanswer $calc(%randdiv1 / %randdiv2)
  }
  if (%addanswer == $1) {
    notice $nick Correct! Try a new question!
  }
  if (%subanswer == $1) {
    notice $nick Correct! Try a new question!
  }
  if (%multianswer == $1) {
    notice $nick Correct! Try a new question!
  }
  if (%divanswer == $1) {
    notice $nick Correct! Try a new question!
  }
}