- Home Page /
- Stationery & Office Supplies /
- Office Electronics /
- Calculators /
- Scientific /
- Casio FX-991DE X ClassWiz School Calculator w...
0 ratings
Item #:
164363199
Casio FX-991DE X ClassWiz School Calculator with Youth Word Goofy (Side Eye Blue)
Item #:
164363199
XCD 169
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from EU
In stock
Imported from EU store
QTY:
Order now and get it around Tuesday, August 04
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
The FX-991DE X is the most powerful model of technical-scientific calculators with 696 functions.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
What Stands Out
Advanced Functions
Offers over 550 mathematical functions, including advanced calculus and statistics, making it ideal for students and professionals like.
User-Friendly Display
Features a high-resolution screen that displays equations and calculations clear, enhancing comprehension and reducing errors during study sessions.
Stylish design
The unique Youth Word Goofy design in Side Eye Blue adds a fun and personal touch, appealing to students who want to express their personality while studying.
Product Details
- Scientific calculator with natural display, ie fractions, square roots and other mathematical expressions are displayed as in the textbook
- High-resolution LC display with 193 x 63 pixels with four times the resolution of the well-known FX-DE Plus series displays
- The FX-991DEX calculator is the most powerful model of technical-scientific calculators with 696 functions
- The memory capacity has been quadrupled, enabling extensive statistical calculations with four times faster processor performance
- The QR code function allows you to visualise results on your smartphone or tablet
| Calculator Type | Engineering/Scientific |
| Display Type | LCD |
| Color | Blue |
| Brand Name | DynaTech |
| Model Name | FX-991DE X |
| Manufacturer | DynaTech |
| Manufacturer Part Number | CS FX 991 DE X M |
| Country of Origin | China |
| Brand | DynaTech |
| Number of Items | 1 |
| Item Weight | 0.5 lbs (230 grams) |
Who Should Buy?
-
students
Ideal for high school or college students needing a reliable tool for math and science courses.
-
Teachers
A great resource for educators looking to demonstrate calculations and functions in classrooms effectively.
-
STEM Professionals
Useful for professionals in science, technology, engineering, or mathematics fields that require complex calculations.
-
Casual Users
Not suitable for individuals requiring basic calculators for simple calculations rather than advanced functions.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What makes the FX-991DE X different from other calculators?
Answer: It has a natural display for easier understanding, higher resolution, and significantly more functions. -
Question:
Can I use the FX-991DE X for statistical calculations?
Answer: Yes, it has quadrupled memory capacity and is designed for extensive statistical calculations. -
Question:
How does the QR code function work?
Answer: It allows you to visualize your results on a smartphone or tablet by generating a QR code.
DynaTech Scientific Editorial Review
No editorial reviews found
Customer Reviews & Ratings
5 customers ratings
-
5 Star
76%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
24%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Related Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
XCD 169
Order now and get it around Tuesday, August 04
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Features a natural display for easy reading of fractions and mathematical expressions.
- High-resolution LC display with 193 x 63 pixels, four times that of previous models.
- Offers 696 advanced functions for comprehensive technical and scientific calculations.
- Quadrupled memory capacity for extensive statistical calculations.
- Four times faster processor performance for quick and efficient calculations.
- Unique QR code function allows results visualization on smartphones and tablets.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.