This Casio FX82AU Plus II 2 Scientific Calculator offers 252 functions including fraction calculations. The calculator features a 10 plus 2 digit, 2 line display which has enough room to see equations and formulae. The hard cover provides additional protection. Calculator has 9 variable memories, standard deviation, and paired-variable statistics regression analysis, prime factorisation and list based STATdata editor. Great for use in school subjects such as geometry, algebra and statistics. The Casio FX82AU Plus II 2 Scientific Calculator is approved by NZQA for all NCEA and Scholarship Exams.