Scientific Calculator

EL-W531H260_ELW506Entering and showing results as done in a text book
96x32 dot matrix LCD
556 Functions in total
4 user defined keys D1-D4 for direct access of often used functions (short cut keys)
Math Drill Function (+, -, x, mixed, max. 100 quest.)
Multiline Playback (jump to top or end of equation)
Independent cursor keys
Catalogue for seldom used functions
EL-S50BBL260_ELS50BBL_01Large (12.5mm) 10-digit slant LCD
Math Exercise Function
Built-in “π” (Pi) Key
Selectable number of practise tasks (25, 50 or 100)
Random calculation mode
Judgement function
Sturdy and stylish Design
7 Years Battery Lifetime (CR-2032)
EL-5250260_EL5250Programmable up to 4,096 steps
3-Line 14 + 2 Digit Display
423 Functions
Direct Algebraic Logic (D.A.L.)
Fraction calculations
Numeric Integral
Bin/ Oct/ Hex Modes
Solver Function
EL-531WHWH260_EL531WHWHDirect Algebraic Logic (D.A.L.)
2-Line Display
272 Functions
Power source: 1 x battery (AA)
Constant/chain calculations
Multi-line playback
Sturdy, stylish design
Last Digit Correction
EL-531WHBK260_EL531WHBBKDirect Algebraic Logic (D.A.L.)
2-Line Display
272 Functions
Power source: 1 x battery (AA)
Constant/chain calculations
Multi-line playback
Sturdy, stylish design
Last Digit Correction
EL-531WGBBK260_EL531WGBBKTwin Power: Battery (1x AA) + Solar Cell
2-Line Display
272 Functions
Direct Algebraic Logic (D.A.L.)
Constant/chain calculations
Multi-line playback
Sturdy, stylish design
Last Digit Correction
EL-520WWH260_EL520WWHDirect Algebraic Logic (D.A.L.)
2-Line Display
419 Functions
Twin Power: 1 x battery (AA), solar
Constant/chain calculations
List calculations
Matrix function
Solver Function
EL-520WGBK260_EL520WGBKDirect Algebraic Logic (D.A.L.)
2-Line Display
399 Functions
Twin Power: 2 x LR44, solar
Constant/chain calculations
Complex Number Calculation
52 Physical Constants
44 Metric Conversions
EL-520WBK260_EL520WBKDirect Algebraic Logic (D.A.L.)
2-Line Display
419 Functions
Twin Power: 1 x battery (AA), solar
Constant/chain calculations
Solver
52 Physical Constants
44 Metric Conversions
EL-506WWH260_EL506WWHDirect Algebraic Logic (D.A.L.)
2-Line Display
469 Functions
Twin Power: 1 x battery (AA), solar
Constant/chain calculations
List calculations
Matrix function
Multi-line Playback
EL-506WBK260_EL506WBBKDirect Algebraic Logic (D.A.L.)
2-Line Display
469 Functions
Twin Power: 1 x battery (AA), solar
Constant/chain calculations
List calculations
Matrix function
Multi-line Playback
EL-W531H260_ELW531HEntering and showing results as done in a text book
96x32 dot matrix LCD
335 Functions in total
4 user defined keys for multi-purpose functions
Math Drill Function (+, -, x, mixed, max. 100 quest.)
Multiline Playback (jump to top or end of equation)
Independent cursor keys
Power source: 1 x battery (AAA)