The Casio fx-991EX is Casio’s most advanced scientific calculator, providing 552 functions and is suitable for Key Stages 3,4 and 5, to include A /AS level. p>
Clip-on on protective hard cover included
290+ functions
Battery powered (AAA x 1 supplied)
Free 3 year guarantee included
View our Model fx-85GT CW provides the same features and functions as the fx-83GT CW, but with the added feature of being solar power with battery back up. It comes with a hard case that slides on to protect the screen or snaps onto the back of the calculator when you’re using it.
*So you can easily identify outgoing links on our site, we've marked them with an "*" symbol. Links on our site are monetised, but this never affects which deals get posted. Find more info in our FAQs and About Us page.
Joined in 2023 
82 
63
Joined in 2023 
82 
63 
New Comment