![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://m.media-amazon.com/images/I/71mCfR49bYL.jpg)
Amazon.com : Casio FX-991EX Engineering/Scientific Calculator, Black, 3" x 6.5" x 0.4" : Office Products
![Amazon.com : Casio FX-991ES Plus Scientific Calculator Fx 991 Es - New & Sealed ship to world wide : Office Products Amazon.com : Casio FX-991ES Plus Scientific Calculator Fx 991 Es - New & Sealed ship to world wide : Office Products](https://m.media-amazon.com/images/I/61v44oHp1cL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Casio FX-991ES Plus Scientific Calculator Fx 991 Es - New & Sealed ship to world wide : Office Products
![How can I stop my casio fx991ex calculator from giving me answers in scientific notions? : r/calculators How can I stop my casio fx991ex calculator from giving me answers in scientific notions? : r/calculators](https://preview.redd.it/how-can-i-stop-my-casio-fx991ex-calculator-from-giving-me-v0-o9kvsr9kvpda1.jpg?auto=webp&s=dc4be50645242d101e9afbd7b39817d3c4f66217)
How can I stop my casio fx991ex calculator from giving me answers in scientific notions? : r/calculators
![Original Casio Fx-991ex Advanced Scientific Calculator 552 Functions Engineering Students High School Lab Office Solar - Battery - Calculators - AliExpress Original Casio Fx-991ex Advanced Scientific Calculator 552 Functions Engineering Students High School Lab Office Solar - Battery - Calculators - AliExpress](https://ae01.alicdn.com/kf/U2fb22e3ea9d6425eaee72830afcab0de4/Original-CASIO-FX-991EX-Advanced-Scientific-Calculator-552-Functions-Engineering-Students-High-School-Lab-Office-Solar.jpg)
Original Casio Fx-991ex Advanced Scientific Calculator 552 Functions Engineering Students High School Lab Office Solar - Battery - Calculators - AliExpress
![Calculator scientific Casio fx-991ex classwiz with solar battery, non-programmable with 552 function integration - AliExpress Calculator scientific Casio fx-991ex classwiz with solar battery, non-programmable with 552 function integration - AliExpress](https://ae01.alicdn.com/kf/Udb5fbe8faaeb4bc4a2996ae8123573f9q.png_640x640.png_.webp)
Calculator scientific Casio fx-991ex classwiz with solar battery, non-programmable with 552 function integration - AliExpress
![Trying to calculate the first and third quartile with my casio fx-991EX but I'm not getting accurate results, any help? The correct quartiles are: Q1= 2.75 , Q3= 7.25 : r/calculators Trying to calculate the first and third quartile with my casio fx-991EX but I'm not getting accurate results, any help? The correct quartiles are: Q1= 2.75 , Q3= 7.25 : r/calculators](https://i.redd.it/csddtepsntw91.jpg)