Casio FX-991EX Engineering/Scientific Calculator, Black (Renewed) : : Office Products

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The ClassWiz features a high-resolution display - making it easier to view numerical formulas and symbols. The ClassWiz makes it possible to display on the screen twice the number of characters in normal size and six times the number in small size compared with previous models. A high-performance processor and twice the memory of previous models ensure speedy operation and superior computational power.

Casio Fx-991ex ClassWiz Scientific Calculator, LCD Display 552 Functions - Black

Sharp EL-W516TBSL 16-Digit Advanced Scientific Calculator with WriteView 4 Line Display, Battery and Solar Hybrid Powered LCD Display, Black & White (Renewed) : Office Products

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fx-991EX, Black Scientific Calculator

fx-991EX, Black Scientific Calculator