---
product_id: 500295246
title: "FX-991CW Classwiz Non-Programmable Scientific Calculator"
brand: "casio"
price: "A$42"
currency: AUD
in_stock: true
reviews_count: 13
category: "Casio"
url: https://www.desertcart.com.au/products/500295246-fx-991cw-classwiz-non-programmable-scientific-calculator
store_origin: AU
region: Australia
---

# 4x higher resolution display QR code generation for graph & manual Up to 4-degree polynomial solver FX-991CW Classwiz Non-Programmable Scientific Calculator

**Brand:** casio
**Price:** A$42
**Availability:** ✅ In Stock

## Summary

> 🧮 Elevate your calculations—where precision meets innovation!

## Quick Answers

- **What is this?** FX-991CW Classwiz Non-Programmable Scientific Calculator by casio
- **How much does it cost?** A$42 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/500295246-fx-991cw-classwiz-non-programmable-scientific-calculator)

## Best For

- casio enthusiasts

## Why This Product

- Trusted casio brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart QR Code Integration:** Instantly visualize graphs and access manuals on your smartphone—calculation meets connectivity.
- • **All-in-One Math Powerhouse:** From calculus (integration & differentiation) to matrix and vector operations, handle complex tasks with ease.
- • **Crystal-Clear 4x Resolution:** Experience ultra-sharp, easy-to-read expressions that reduce errors and boost productivity.
- • **Eco-Friendly & Always Ready:** Solar-powered with battery backup ensures your calculator never quits when you need it most.
- • **Next-Level Equation Mastery:** Solve linear to quartic equations and systems effortlessly with advanced polynomial and simultaneous solvers.

## Overview

The Casio FX-991CW Classwiz is a premium non-programmable scientific calculator featuring a 4x higher resolution Natural Textbook Display, advanced polynomial and simultaneous equation solvers up to 4th degree, and a unique QR code function for graph visualization and quick manual access. It supports comprehensive math functions including calculus, matrix, vector, and statistical calculations, all packed in a sleek, solar-powered design ideal for professionals and students seeking precision and efficiency.

## Description

Casio FX-991CW Classwiz Non-Programmable Scientific Calculator : desertcart.in: Office Products

Review: A Powerhouse of a Calculator – Casio 991CW is a Game-Changer! - I've been using the Casio 991CW for a while now, and I must say—it’s hands down one of the most versatile and powerful scientific calculators I’ve ever owned. Whether you're a student, an engineer, or someone who frequently deals with complex calculations, this calculator is an absolute must-have. Key Features That Impressed Me: Matrix Calculations: Handling matrices has never been easier. The 991CW allows you to perform operations like addition, subtraction, multiplication, and even find determinants and inverses with ease. This is a lifesaver for linear algebra problems! Probability Calculations: As someone who deals with statistics, the built-in probability functions are incredibly handy. Calculating combinations, permutations, binomial, and even more complex probability distributions is quick and straightforward. Equation Solving: The equation solver is a gem! Whether it’s linear, quadratic, cubic, or even systems of equations, the Casio 991CW handles them effortlessly. No more struggling with lengthy manual calculations. Integration & Differentiation: Yes, you read that right—it can perform both definite integrals and derivatives! This feature is a game-changer for calculus students. It provides accurate results, saving time and reducing errors during complex problem-solving. Other Useful Features: Complex number calculations Vector calculations Base-n conversions (binary, octal, decimal, hexadecimal) Statistical calculations (mean, standard deviation, regression, etc.) Scientific constants readily available for quick use High-resolution display that makes reading long expressions super easy Build Quality & Usability: The sleek, modern design feels premium, and the interface is intuitive. The Natural Textbook Display makes it easy to enter and view expressions just as they appear in textbooks, which is incredibly helpful for accuracy. Battery Life: It’s solar-powered with battery backup, ensuring it’s always ready when you need it most. Final Thoughts: The Casio 991CW is not just a calculator; it’s a comprehensive math assistant. It handles everything from basic arithmetic to advanced calculus and statistics with impressive precision. If you’re in the market for a reliable, feature-packed scientific calculator, look no further. This gorgeous-looking calculator is absolutely value for money! Highly recommended!
Review: Great for its price !! - Got it for 1218 with debit card discount for myself. Great stuff for engineers Looks premium in its black colour. Display Quality is also better than old version and also bigger and sharper display.

## Features

- Newer Version of Casio 991 EX & 4-times better resolution than Casio 991ES Plus for easier viewing of long expressions
- Natural Textbook Display- Input and display fractions, powers, logarithms, roots, and other mathematical formulas and symbol just as they appear in textbooks
- Scientific Calculator with inbuilt QR Code function --Calculator can generate QR Code -- Useful from graphical visualization & accessing user manual using your smart phone
- Faster than any previous Casio Non-Programmable Scientific Calculator
- Up to Four Degree Simultaneous and Polynomial Solver, Numerical Integration, Differentiation, Statistics, Matrix, Vector Calculation

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BLVCFK8D |
| Best Sellers Rank | #42 in Office Products ( See Top 100 in Office Products ) #3 in Scientific |
| Brand | Casio |
| Colour | Black |
| Country of Origin | Thailand |
| Customer Reviews | 4.6 4.6 out of 5 stars (2,891) |
| Date First Available | 28 June 2025 |
| Generic Name | Calculator |
| Importer | Casio India Co Pvt Ltd, A-41, 1st Floor, MCIE, Mathura Road, New Delhi-110044 |
| Item Dimensions LxWxH | 16.6 x 7.7 x 0.3 Centimeters |
| Item Weight | 90 g |
| Manufacturer | Casio Computer Co., Ltd |
| Manufacturer Part Number | C83 |
| Material | Plastic |
| Model Number | C83 |
| Net Quantity | 1 Count |
| Number of Items | 1 |
| Packer | Casio Computer Co., Ltd |

## Product Details

- **Brand:** Casio
- **Calculator Type:** Engineering/Scientific
- **Colour:** Black
- **Power Source:** Solar Powered
- **Screen Size:** 6 Centimetres

## Images

![FX-991CW Classwiz Non-Programmable Scientific Calculator - Image 1](https://m.media-amazon.com/images/I/61rHPXzwAKL.jpg)

## Available Options

This product comes in different **Color, Style** options.

## Questions & Answers

**Q: what is the difference between this model and FX-991ES plus model?**
A: 1) Looks
2) Functions are more
3) Barcode Generator 
4) Easy to use as compared to es

**Q: Whethere this can be used as scientific calculator**
A: This is the scientific calculator meant for engineering use.

**Q: is" hyp" option present in the calculator?**
A: Yes it is available. Click optn button on the calculator you will find hyperbolic function there

**Q: Can we use this for statistics**
A: Yes, we can use it for Statistics .

## Customer Reviews

### ⭐⭐⭐⭐⭐ A Powerhouse of a Calculator – Casio 991CW is a Game-Changer!
*by S***L on 3 February 2025*

I've been using the Casio 991CW for a while now, and I must say—it’s hands down one of the most versatile and powerful scientific calculators I’ve ever owned. Whether you're a student, an engineer, or someone who frequently deals with complex calculations, this calculator is an absolute must-have. Key Features That Impressed Me: Matrix Calculations: Handling matrices has never been easier. The 991CW allows you to perform operations like addition, subtraction, multiplication, and even find determinants and inverses with ease. This is a lifesaver for linear algebra problems! Probability Calculations: As someone who deals with statistics, the built-in probability functions are incredibly handy. Calculating combinations, permutations, binomial, and even more complex probability distributions is quick and straightforward. Equation Solving: The equation solver is a gem! Whether it’s linear, quadratic, cubic, or even systems of equations, the Casio 991CW handles them effortlessly. No more struggling with lengthy manual calculations. Integration & Differentiation: Yes, you read that right—it can perform both definite integrals and derivatives! This feature is a game-changer for calculus students. It provides accurate results, saving time and reducing errors during complex problem-solving. Other Useful Features: Complex number calculations Vector calculations Base-n conversions (binary, octal, decimal, hexadecimal) Statistical calculations (mean, standard deviation, regression, etc.) Scientific constants readily available for quick use High-resolution display that makes reading long expressions super easy Build Quality & Usability: The sleek, modern design feels premium, and the interface is intuitive. The Natural Textbook Display makes it easy to enter and view expressions just as they appear in textbooks, which is incredibly helpful for accuracy. Battery Life: It’s solar-powered with battery backup, ensuring it’s always ready when you need it most. Final Thoughts: The Casio 991CW is not just a calculator; it’s a comprehensive math assistant. It handles everything from basic arithmetic to advanced calculus and statistics with impressive precision. If you’re in the market for a reliable, feature-packed scientific calculator, look no further. This gorgeous-looking calculator is absolutely value for money! Highly recommended!

### ⭐⭐⭐⭐⭐ Great for its price !!
*by R***Y on 23 January 2026*

Got it for 1218 with debit card discount for myself. Great stuff for engineers Looks premium in its black colour. Display Quality is also better than old version and also bigger and sharper display.

### ⭐⭐⭐⭐ Effective and worthy
*by P***R on 17 May 2024*

I recently bought the CASIO FX-991CW Classwiz Scientific Calculator from Amazon, and it has been a fantastic purchase. As someone who often handles complex calculations, I needed a reliable calculator, and this one does the job perfectly. Build Quality and Design The build quality of this calculator is great. It feels sturdy and well-made, ideal for daily use. The buttons are easy to press and respond quickly, making it easy to enter numbers and functions accurately. The display is clear and readable, but not up to the mark. Functionality and Features The FX-991CW has many useful functions. It can handle basic arithmetic, trigonometry, and statistics, and it even has advanced features like solving equations and matrix calculations. The natural display feature is particularly helpful because it shows mathematical expressions as they appear in textbooks, making it easier to understand and check your work. This calculator is non-programmable, which I find very useful. While some might prefer programmable calculators, I like the simplicity and reliability of a non-programmable one. It removes the risk of errors from incorrect programming and ensures that all calculations are accurate and dependable. Advantages - Strong Build Quality: The sturdy construction ensures long-term durability, making it suitable for frequent and rough usage. - Wide Range of Functions: With capabilities ranging from basic arithmetic to advanced equation solving, it meets the needs of both students and professionals. - Non-Programmable Design: Eliminates the risk of programming errors, ensuring dependable and consistent results. - User-Friendly Interface: The intuitive menu system and comprehensive manual make it easy to use for people at all skill levels. Disadvantages - Lacks Graphing Functions: Users requiring graphing capabilities will need to look at more advanced models, as this feature is not included. - Step-by-Step Verification: The calculator does not allow for checking intermediate steps in complex calculations, making error tracking more challenging and disrupting the flow of problem-solving. Value for Money The Calculator is priced at Rs. 1595, which might seem costly compared to other calculators. However, considering its extensive range of features and reliable performance, it offers excellent value for money. It provides many features typically found in more expensive models, making it an affordable yet powerful tool for students, professionals, and math enthusiasts. Overall, every penny spent for this calculator is worthy. Rating Overall, I am very happy with the CASIO FX-991CW Classwiz Scientific Calculator. It has become an essential tool for my daily work, helping me handle even the most complex calculations confidently and accurately. I highly recommend this calculator for its reliability, functionality, and ease of use. And I would rate 4.5 out of 5.

## Frequently Bought Together

- Casio FX-991CW Classwiz Non-Programmable Scientific Calculator
- Casio FX-82MS Pocket Scientific Calculator Black Calculator – Calculator (Pocket, Scientific Calculator, 12 Digits, 2 Lines, Battery/Battery, Black)
- Casio FX-991ES Plus-2nd Edition Scientific Calculator

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-21*