Scientific calculator CASIO FX-85CEX — 379 functions, 192×63 px display, 77×166×11.1 mm, black, battery/solar

CASIO FX-85CEX is a scientific calculator designed for students and professionals who need reliable computation in a compact format. With 379 built-in functions and a clear display, it supports standard scientific operations, fraction handling, statistical analysis and complex calculations. The black housing and dimensions of 77×166 mm make it portable for classroom, exam and field use while maintaining a durable ergonomic layout for frequent handling.

Advantages

The calculator combines a wide range of mathematical functions with a compact form factor that fits easily into a bag or pocket. Its function set covers arithmetic, algebraic manipulation, trigonometry, logarithms, powers and roots, plus dedicated features for fractions and statistics. The clear numeric and function layout reduces input errors and speeds up routine calculations. Battery efficiency and robust construction make it suitable for regular academic and technical use.

Suitable for

• Secondary school mathematics classes and homework
• University-level science, engineering and statistics courses
• Technical fields requiring quick scientific calculations
• Exams where permitted portable scientific calculators are allowed
• Everyday problem solving and field measurements

Key specifications

• Number of built-in functions: 379
• Form factor: handheld scientific calculator
• Color: black
• Dimensions: 77 × 166 mm
• Function groups: arithmetic, algebra, trigonometry, statistics, fractions, complex numbers
• Display: multi-line numeric and function readout

How to use

Turn the calculator on and enter expressions using the clearly labeled keys. Use the mode and shift functions to access secondary operations and statistical modes. For fraction input, select the fraction key or use fraction templates; for statistical calculations, enter data in the statistics mode and apply the appropriate summary or regression function. The multi-line display helps verify inputs before confirming results. Refer to the included user guide for step-by-step examples of specific function groups.

Usage recommendations

For exam use, confirm that this model is permitted by the exam organizer. To extend battery life, switch off when not in use and avoid prolonged exposure to extreme temperatures. Keep the calculator clean and store it in a protective case to prevent key wear and mechanical damage.