- 16 digit 4 line LCD display
- NATURAL TEXTBOOK DISPLAY℠ – View fractions, equations, and results exactly as they appear in your textbook, simplifying the interpretation of complex math.
- OVER 280 FUNCTIONS – Includes advanced capabilities like complex number calculations, linear regression, summation (∑), integration (∫), permutations and combinations, polar-rectangular conversions, and matrix/vector operations.
- MULTI-REPLAY FUNCTION – Backtrack through your calculations, edit expressions, and recalculate answers step-by-step for easy error checking.
- EXTENSIVE SCIENTIFIC & MATH FUNCTIONS – Solve simultaneous equations, quadratic and cubic equations, and explore advanced topics and classes like Trigonometry, Pre-Calculus, Calculus I or II, Physics, Statistics, or other college-level courses.
- SOLAR PLUS WITH BATTERY BACK-UP – Reliable power with energy-efficient Solar Plus technology and battery back-up to keep you working without interruption.
Casio's advanced scientific calculator features new Natural Textbook Display and improved math functionality. FX-115ES PLUS has been designed to be the perfect choice for high school and college students learning General Math, Trigonometry, Statistics, Algebra I and II, Calculus, Engineering, Physics.
