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Casio Scientific Calculator FX-991ES Plus
$35.50- Designed and engineered for easy operation .
- Large keypad for comfortable use of the user.
- Both solar powered and battery powered according to the availability of light.
- It has a large display so that it is easy to read and use.
- Color coded keypad for easy key differentiation.
- It has a complete calculation feature with a full decimal system.
- Displays numbers in three digit separator formats (Standard, European, and Indian)
Casio FX-991EX Classwiz
$46.50- GCSE/AS/A LevelSuitable for Cambridge International Examinations GCSE, AS & A Level.
- Two way Power
- Number of Functions : 552
- Natural textbook displayDisplay expression same as textbook.
- 10 + 2 digits10-digit mantissa + 2-digit exponential display.
- Dot matrix displayHigh-resolution screen provides beautiful looking graphs every time.
- Multi-replayQuick and easy recall of previously executed formulas for editing and re-execution.
- Plastic keysDesigned and engineered for easy operation.
- List based STAT-data editorViewing and editing of input data in list format, showing data groups (x-data, y-data, frequency) and surrounding data.
Sharp Scientific & Statistics Calculation EL-509WS-White
$23.70Singapore MOE Approved for GCE O,A and PSLE Examinations.
10 Digit 2 line display
280 Functions Constant/chain calculations
2 Line display . Multi line playback
Sturdy, stylish design
Power source: LR44 x 2
Direct Algebraic Logic
Constant/chain calculations
Chain Calculation.3 Digit Punctuation
2 Key Rollover.Last answer.
Dimensions: 79.6 (W) x 154.5 (D) x 13.2 (H) mm.Weight: Approx. 95 g