Texas Instruments TI-30XS MultiView School Calculator (up to 4 Line Display, Solar and Battery Powered)

Display in up to 4-line MultiView display. Transparency and direct comparison of different calculation paths and results
Ideal combination of statistics and scientific functions. Simplified data entry in statistics functions. Advanced data/list editor function: value tables can be recorded, stored and functions assigned
"Pretty Print": input and output in mathematical notation (as in the math book)
Conversions at the touch of a button: fractions, square roots and π in decimals - and vice versa
Equation Recall allows you to recall and edit or correct previous inputs and statistical data. The result will be updated