Whether you are an experienced DIY-er or a first time battery replacer, this guide is designed to help you get your Casio FX115ES PLUS calculator back up and running in no time. Multi-replay function allows you to backtrack step-by-step through calculations, where you can edit expressions and recalculate answers.

The frequently-used shifted functions at the top-left of most keys have been imprinted using an odd yellowish-orange paint that under some lighting conditions is very hard to see. The label for the constant and conversion factor table is applied canted slightly on the inside of the hard cover. Matrix and Vector Calculations: The Matrix mode allows you to perform matrix operations on matrices with up to 3 rows and 3 columns. Read more about the condition New: A brand-new, unused, unopened and undamaged item in original retail packaging (where packaging is applicable).

The keys of the older model have straight top and bottom edges to promote the key settling in its panel hole perfectly upright and level with the other keys in that row. Also the display on the Casio if far superior to that of the competition, very readable with no eye strain at all. My speed tests use a continuous-sum function that closely reproduces function execution performed by a 2500-iteration Savage benchmark. They were super long lasting, the only time I needed to replace them was when I misplaced them or a friend I loaned it to lost it!

It’s accepted in most tests and exams (only one I wasn’t able to use t for was accounting, where we were only allowed a simple addition, multiplication, subtraction and divisions calculator). There is no a piece of rubber on the back of the calculator to stop it from sliding all over the table. FX-115ES PLUS has been designed to be the perfect choice for high school and college students learning General Math, Trigonometry, Statistics, Algebra I and II, Calculus, Engineering, Physics. Available items may ship directly from the manufacturer and cannot ship next day, 2nd day or 3rd day. The Casio for instance has a small battery compartment in the back which facilitates easy removal/replacement of the single LR44 cell.but that’s more on you needing more of a calculator than the average person, not the calculator itself! Also, the alpha save function allows you to carry exact answers in further calculations, super handy!