CASIO SCIENTIFIC CALCULATOR FX-82ES PLUS FX82 FX-82 FX82ESPLUS 2nd EDITION
Summation of ∑x, ∑x2. Summation of ∑x, ∑y, ∑x2, ∑y2, ∑xy. SCIENTIFIC CALCULATOR. MODEL NO# FX-82ESPLUS-2-W 2ND EDITION. fx-82ESPLUS-2-W 2ND EDITION. Calculations in the sexagesimal system. Pick up is not possible.