fx-991ES
- The colors may differ slightly from the original.
Product Overview
fx-991ES
Past Model
Number of Functions : 417
Natural textbook display
Display expression same as textbook.
Two way Power
Features
- Fraction calculations
- Combination and permutation
- Statistics (List-based STAT data editor, standard deviation, regression analysis)
- 7 variable memories
- Table function
- Comes with new slide-on hard case
fx-82ES/85ES/350ES functions, in addition to:
- Equation calcuｌations
- Intergration/differential calculations
- Matrix calculations
- Vector calculations
- Complex number calculations
- CALC function
- SOLVE function
- Base- n calculation
Specifications
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Number of Functions : 417
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Natural textbook display Display expression same as textbook.
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Two way Power
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10 + 2 digits 10-digit mantissa + 2-digit exponential display.
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Dot matrix display High-resolution screen provides beautiful looking graphs every time.
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Regular percent Regular percentage calculations.
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Multi-replay Quick and easy recall of previously executed formulas for editing and re-execution.
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Solar & Battery Solar powered when light is sufficient, battery powered when light is insufficient.
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Plastic keys Designed and engineered for easy operation.
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List based STAT-data editor Viewing and editing of input data in list format, showing data groups (x-data, y-data, frequency) and surrounding data.
Size of case / Total weight
- Dimensions (D × W × H) : 161×80×12mm
- Weight : 105g
Recommended
Related Links
CASIO Calculators Global
Education
CALCULATOR ADVENTURE ISLAND (for Kids)
Accessories and options
History of CASIO's Electronic Calculator Business