All calculators come with a leatherette pouch and a reinforced protective case.
Standard functions, change sign key, constants for all four basic operations, memory keys, eight-digit display, this calculator companion is perfect for introducing math to young people. Manual included with instructions in Spanish. Manual included with instructions in Spanish. Texas Instruments TI-12 Math Explorer with integer division, floating negative sign, fifteen levels of parentheses, fixed decimal capability, fraction to decimal conversion and vice versa, and true algebraic logic. Manual included with instructions in Spanish.