![Amazon.com : Casio FX-991EX Engineering/Scientific Calculator, Black, 3" x 6.5" x 0.4" : Office Products Amazon.com : Casio FX-991EX Engineering/Scientific Calculator, Black, 3" x 6.5" x 0.4" : Office Products](https://images-na.ssl-images-amazon.com/images/I/71p1mN4jJ1L._AC_UL600_SR600,600_.jpg)
Amazon.com : Casio FX-991EX Engineering/Scientific Calculator, Black, 3" x 6.5" x 0.4" : Office Products
Which is better, the Casio FX991 EX or FX 991 CW? What is the difference between these two calculators? Which one should I get? Is FX 991 CW the best non-programmable calculator? -
![I have the new CASIO fx-991 and I can't find the FACT button to find the lcm or lcf or hcm or hcf PLEASE HELP I HAVE MY EXAM TMR : r/calculators I have the new CASIO fx-991 and I can't find the FACT button to find the lcm or lcf or hcm or hcf PLEASE HELP I HAVE MY EXAM TMR : r/calculators](https://i.redd.it/tu5mmc2qne4b1.jpg)