---
product_id: 316902908
title: "Casio Scientific Calculators - FX-991ARX"
brand: "casio"
price: "VT12867"
currency: VUV
in_stock: true
reviews_count: 9
url: https://www.desertcart.vu/products/316902908-casio-scientific-calculators-fx-991arx
store_origin: VU
region: Vanuatu
---

# Natural Textbook Display for easy reading Dual power: solar + battery backup 542 functions for every calculation Casio Scientific Calculators - FX-991ARX

**Brand:** casio
**Price:** VT12867
**Availability:** ✅ In Stock

## Summary

> 📐 Elevate your calculations — because precision is the new power move.

## Quick Answers

- **What is this?** Casio Scientific Calculators - FX-991ARX by casio
- **How much does it cost?** VT12867 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/316902908-casio-scientific-calculators-fx-991arx)

## 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

- • **Intuitive Icon Menu:** Navigate complex functions quickly with clear, easy-to-understand icons.
- • **Dual Power Reliability:** Solar-powered with battery backup ensures uninterrupted performance anytime.
- • **Textbook-Perfect Display:** See formulas exactly as in your textbooks for flawless input and review.
- • **Master 542 Functions with Ease:** Unlock advanced math, stats, and engineering calculations effortlessly.
- • **Advanced Matrix & Equation Solver:** Solve 4x4 matrices and quartic equations like a pro, no extra tools needed.

## Overview

The Casio FX-991ARX scientific calculator features 542 functions, a Natural Textbook Display for clear, textbook-style input, and dual power sources (solar and battery) for reliable use. It supports advanced calculations including matrix operations, simultaneous equations, and statistical analysis, all accessible via an intuitive icon-based menu designed for quick learning and professional use.

## Description

Intuitive, easy-to-learn icon display. The use of icons on the menu screen improves viewability. Selection of the desired function is quick and easy. Natural Textbook Display. Input and display fractions, powers, logarithms, roots, and other mathematical formulas and symbols just as they appear in textbooks. List display function for thorough, speedy learning. Variables and statistical calculation results stored in memory can be displayed in lists. There’s no need to recall and confirm individual values as with previous models. Easy-to-understand Arabic and English messages and interactive format. Nearly all Arabic and English words are displayed on the screen in unabbreviated form. Interactive menu display realizes more intuitive operation. High computational competence for performing even advanced mathematics. ClassWiz contains calculation functions that support even advanced mathematical operations, including spreadsheet calculations, 4 × 4 matrix calculations, calculation of simultaneous equations with four unknowns and quartic equations.

Review: ممتاز جدا
Review: جيد

## Features

- Number of Functions: 542
- Natural textbook Display expression same as textbook.
- 10-digit mantissa + 2-digit exponential display.
- Two way Power

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07ZJVYVLM |
| Batteries | 1 LR44 batteries required. |
| Best Sellers Rank | #38,634 in Office Products ( See Top 100 in Office Products ) #103 in Scientific Calculators |
| Brand | Casio |
| Color | black |
| Customer Reviews | 4.4 4.4 out of 5 stars (75) |
| Date First Available | 24 October 2019 |
| Item Weight | 110 g |
| Manufacturer | Casio |
| Manufacturer Part Number | FX-991ARX |
| Material Type | Plastic |
| Model number | FX-991ARX |
| Number of Items | 1 |
| Product Dimensions | 16.5 x 7.7 x 1.38 cm; 110 g |

## Product Details

- **Brand:** Casio
- **Calculator Type:** Engineering/Scientific
- **Colour:** black
- **Power source:** Battery
- **Screen size:** 7 Centimeters

## Images

![Casio Scientific Calculators - FX-991ARX - Image 1](https://m.media-amazon.com/images/I/41Te6s-poRL.jpg)
![Casio Scientific Calculators - FX-991ARX - Image 2](https://m.media-amazon.com/images/I/51adiS0dpNL.jpg)
![Casio Scientific Calculators - FX-991ARX - Image 3](https://m.media-amazon.com/images/I/61ss8qDhuAL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by M***N on 25 July 2024*

ممتاز جدا

### ⭐⭐⭐⭐⭐ Review
*by A***Y on 26 July 2023*

جيد

### ⭐⭐⭐⭐⭐ very good product
*by A***N on 28 September 2022*

high quality product

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**Shop now:** [https://www.desertcart.vu/products/316902908-casio-scientific-calculators-fx-991arx](https://www.desertcart.vu/products/316902908-casio-scientific-calculators-fx-991arx)

---

*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-02-22*