fx-991CW
![fx-991CW](https://www.casio.com/content/dam/casio/product-info/locales/it/it/calc/product/scientific/F/FX/FX9/fx-991cw/assets/fx-991CW_F.png.transform/main-visual-sp/image.png)
Casio Fx-991cw Advanced Scientific Calculator - Black : Target
![](https://m.media-amazon.com/images/I/51SaZxh2sTL._AC_.jpg)
FX-991CW Advanced Scientific Calculator : Office Products
![](https://www.casio.com/content/experience-fragments/casio/locales/us/en/common/header/master/_jcr_content/root/responsivegrid/visual_header_copy/globalContainer/globalItem1/tab/nav_tab_item/content_panel_list/content_panel_202204222321002927/image.casiocoreimg.png/1706065062165/ga-b2100-1a.png)
fx-991CW ClassWiz® Advanced Scientific, Scientific Calculator with LCD Display
Casio Fx-991cw Advanced Scientific Calculator - Black : Target
![](https://www.casio.com/content/experience-fragments/casio/en/product-info/calculator/product/f/fx/fx9/fx_991cw/fx-991cw/intl/_jcr_content/root/container_879812616__1987339849/container_copy_16121_456207737/image_1315325768_cop_176417899.casiocoreimg.png/1697677076638/img11.png)
fx-991CW
![](https://www.ipcstore.com/media/catalog/product/7/1/711ba6d5e219651618bb8795ea41a28c.jpg?width=370&height=370&store=default&image-type=image)
Casio FX-991CW calculator Pocket Scientific Black
![](https://m.media-amazon.com/images/I/41S3RItmguL._AC_.jpg)
FX-991CW Advanced Scientific Calculator : Office Products
The ClassWiz features a high-resolution display - making it easier to view numerical formulas and symbols. The ClassWiz makes it possible to display on the screen twice the number of characters in normal size and six times the number in small size compared with previous models. A high-performance processor and twice the memory of previous models ensure speedy operation and superior computational power.
![](https://i.ebayimg.com/images/g/dYkAAOSwaYpj2iE~/s-l1200.webp)
Casio Fx-991ex ClassWiz Scientific Calculator, LCD Display 552 Functions - Black
![](https://edu.casio.com/assets/images/products/cwiz/fx991cw/02/08.png)
fx-991CW, ClassWiz, Non programmable, scientific calculator