Retro 1980's Casio FX 82sx Fraction Calculator

This 1980's calculator is in good working order and great condition for it's age
Features overview
•1-line LC-display
•10+2 characters
•Trigonometric functions
•Percentage calculation
•Automatic fraction calculation
•Statistical calculations
•Calculations in degrees, grade and radian
•Balancing memory
•139 functions
•Battery
Functions & general information
General information:
•139 functions
•10 + 2 character display
•Battery-operated (2 x AA)
•with a hard case
•Dimensions (H x W x D): 19 x 73 x 147 mm
•Weight: 104 g
Functions:
•Independent memory
•SCI/FIX/ENG function
•calculates percentages
•18 levels of parentheses
•Converts between polar coordinates and rectangular coordinates
•Hyperbolic and inverse hyperbolic functions
•Calculates in gradian, degree and radian measure
•Converts between sexagesimal and decimal
•calculates with fractions
•Random number generator
•Change sign key
•Trigonometric functions.

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