"Laskin" "Virhe" "0" "1" "2" "3" "4" "5" "6" "7" "8" "9" "POISTA" "CLR" "sin" "cos" "tan" "e" "ln" "log" "(" ")" "Perustoiminnot" "Lisätoiminnot" "Tyhjennä historia" "Teksti kopioitu."