CASIO FX991ZA PLUS II

An advanced, non-programmable, Natural Textbook Display scientific calculator. South African curriculum approved. Used by educators & learners from Secondary school onwards. 452 functions Natural Textbook 2-line Display Inequality MODE Ratio MODE GCD (HCF) / LCM Quotient & Remainder Equation MODE Complex number MODE Matrix MODE Base-n MODE Distribution Calculation MODE SOLVE function CALC function Q1, Med, Q3 calculations in statistics Dual Table MODE (2 functions) Integration & Differentiation Sigma calculations Prime Factorisation Previous Answer & Answer functions Auto Power Off (10min / 60min)