Casio FX-991ES Plus Scientific Calculator Fx 991 Es + FX991ES New CE Logo Sealed

Ready Stock available for dispatch Factory-sealed and brand-new (we follow all of eCRATER's standard for new items). These are the Original and real thing! Our feedback speaks for itself!Paypal Accepted Shipping & handling for international customer:Economy Delivery: I will dispatch by Priority Registered AirMail where a record is kept at all stages the article passes through. Also the registered articles are transmitted under special precautions. This option takes 12 to 27 business days for delivery, includes free insurance and does not include tracking. LOCAL CUSTOMS AND ANY OTHER TAXES TO BE BORNE BY BUYER.Express Delivery: I will dispatch through Speed Post which takes 3 to 11 days for delivery and includes free Insurance and tracking.Product images displayed are indicative only of the product cover. The cover on the product that we supply may be different from that displayed as manufacturers do change their covers from time to time. New CASIO Standard Scientific Calculators with Natural textbook display format!! CASIO's original "Natural Expression Input Display" and "Natural Expression Output Display" make it possible to display fractions, exponents, logarithms, powers, and square roots just as they are written in the textbook. The result is enhanced student comprehension and improved math class efficiency.The FX- 991ES PLUS has a matrix display and solving equations has never been easier as this is one of the new functions. Another is random Integers where you specify the range of random integers you want to generate and the FX991ESPLUS will display them. The number of memories has also been increase from 7 to 9. The FX991ESPLUS has many functions that can be use to solve many problems. Our users say they love the fact that the scientific calculator use two types of power, one solar and the other battery so is ECO friendly and you are safe to take it into an exam without it failing not to work. Others opinions of the product is that they think that it is one to the best calculator that you can buy. One of the advantages that we are told about is that the result that you get you able to use the same figure in the next part of the sum, without having to round up numbers or to re-type up the whole digits which can lead to errors. Other great functions that we are told about was that you are able to use the calculator to work back wards, such as in algebraic equations. This can make life so much easier or so our users tell us. The high technical specifications make this the most powereful Scientific at this price point.You can use this calculator from School to University and on into work. Why a Casio Calculator?Casio is the No.1 calculator brand. Pioneering developments for over 50 years, since first inventing the electronic calculator in 1957, Casio are leaders in the development of calculator technologies and mathematical tools. Suitable for daily use, whether you are studying for mathematical qualifications, working on complex financial analysis, wanting time saving desktop assistance or looking for handy calculations whilst on the move. The Casio range of Graphical, Scientific, Desk and Pocket Calculators are powerful and rugged mathematical tools, built specifically for your task at hand. Why a Casio Scientific calculator?Casio have pioneered the development of mathematical tools for over 50 years and have always provided devices embedded with ease of use, advanced features and progressive learning functionality. The Casio range of Scientific calculators enhance mathematics study along with a broad range of associated subjects and assessments. The Casio educational calculator range provides a series of features and devices which will continue to develop student understanding, interpretation and fundamental knowledge of the subject area. Technical Details Natural Textbook Display Two Way Power 417 functions Parentheses 24 Multi-replay Reset Degrees Trigonometric (SIN/COS/TAN) Radians Gradians Integration Differential Equation calculation Logarithm Exponents Reciprocals Degrees/minutes/seconds Exponential regression Negative Indicator Hyperbolics Expression editing Backspace/delete Matrix calculations Auto power off Normal Distribution Random numbers Logarithmic regression Power regression Quadratic regression Inverse regression Linear regression Coordinate conversion Factorials Roots and powers Matrices Equation Solver Formula Solver Numeric Differentiation Numeric integration Square root DEC/HEX/BIN/OCT conversions FIX/SCI/NORM Vector calculations Complex number calculation CALC function SOLVE function Base-n calculations Random Integers Fraction calculation Combination and Permutation Logarithm log List-based STAT data editor Standard deviation Paired-variable statistics regression analysis Logical operations Table function 40 scientific constants Metric / Imperial Conversions 40 metric conversions (20 conversion pairs) 9 variable memories Comes with slide on hard case Box Contains FX991ESPLUS 3 year warranty card Instructions