---
product_id: 742606664
title: "Casio FX-991ES Plus-2nd Edition Scientific Calculator"
brand: "casio"
price: "€ 89.12"
currency: EUR
in_stock: true
reviews_count: 6
category: "Casio(カシオ)"
url: https://www.desertcart.es/products/742606664-casio-fx-991es-plus-2nd-edition-scientific-calculator
store_origin: ES
region: Spain
---

# Natural textbook display Dual solar & battery power 417 advanced functions Casio FX-991ES Plus-2nd Edition Scientific Calculator

**Brand:** casio
**Price:** € 89.12
**Availability:** ✅ In Stock

## Summary

> 🔢 Elevate your calculations with precision and style — don’t get left behind!

## Quick Answers

- **What is this?** Casio FX-991ES Plus-2nd Edition Scientific Calculator by casio
- **How much does it cost?** € 89.12 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/742606664-casio-fx-991es-plus-2nd-edition-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

- • **Read Like a Pro:** Natural textbook display shows formulas exactly as in your textbooks for error-free input.
- • **Effortless Navigation:** Color-coded keypad and sliding hard case combine style with practical usability.
- • **Lightweight & Portable:** Compact 95g design fits perfectly in your bag for on-the-go productivity.
- • **Master Complex Calculations:** 417 built-in functions to tackle any scientific challenge with ease.
- • **Always Ready, Always Reliable:** Dual power system with solar and battery ensures uninterrupted performance.

## Overview

The Casio FX-991ES Plus 2nd Edition is a sleek, lightweight scientific calculator featuring 417 functions and a natural textbook display for intuitive use. Powered by both solar and battery, it ensures reliable performance anytime. Its color-coded keypad and sliding hard case enhance usability, making it a top choice for professionals and students seeking accuracy and convenience.

## Description

417 Functions, Display: Natural Textbook Display, LCD (Dot Matrix), 10 Digits + 2 Digits Power Supply: Solar & Battery, Basic Math Functions, Table Generation, Base-n Calculation, Scientific Constants, Vector, Basic Statistics, Minion, Non-Graphing, Lining, Equation, Complex Numeric Calculation, New Slide, Size H x W x D: 11111 .1 x 7 7.0 x 161.5 mm, Weight: 95g

Review: 随分昔にFX-９９１を使っていたが、現在の物は、大変関数も増え、数式も表示されるので、間違えてもその部分に戻って修正できるのがうれしい。残念なのがメモリの操作が面倒な所。特にメモリクリアはキー操作して、出てきたメニューから選ばないといけない。ワンキーで出来る様に設計してほしかった。
Review: Good price and great product

## Features

- Redesigned ES PLUS series calculators. Easy to understand, natural textbook display, 417 functions non-programmable calculator
- Stylish design but same functions as the Casio FX-991ESPLUS 1st Edition, 10 digit temporary + 2 digit exponential display
- Basic triangular and statistical functions and many other functions
- Color-coded keypad for easy key identification. Simple and easy to use, comes with a new sliding hard case

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0846D5CBP |
| Amazon Bestseller | #52,841 in Office Products ( See Top 100 in Office Products ) #29 in Scientific Calculators |
| Batteries Included | Yes |
| Batteries Required | Yes |
| Brand | Casio |
| Color Name | Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (13,960) |
| Date First Available | February 17, 2020 |
| Display Size | 4 Inches |
| Display Type | LCD |
| Item Model Number | FX-991ES PLUS 2ND EDITION |
| Item Weight | 95 Grams |
| Item model number | FX-991ES PLUS 2ND EDITION |
| Manufacturer | CASIO |
| Material | Metal or durable plastic |
| Product Dimensions | 16.2 x 7.7 x 1.1 cm; 95 g |
| Size | S |

## Product Details

- **Brand:** Casio
- **Calculator Type:** Engineering/Scientific
- **Color:** Black
- **Power Source:** Solar Powered
- **Screen Size:** 4 Inches

## Images

![Casio FX-991ES Plus-2nd Edition Scientific Calculator - Image 1](https://m.media-amazon.com/images/I/316q3KPxYeL.jpg)
![Casio FX-991ES Plus-2nd Edition Scientific Calculator - Image 2](https://m.media-amazon.com/images/I/619f7cza-ML.jpg)
![Casio FX-991ES Plus-2nd Edition Scientific Calculator - Image 3](https://m.media-amazon.com/images/I/61AGTCz8fjL.jpg)
![Casio FX-991ES Plus-2nd Edition Scientific Calculator - Image 4](https://m.media-amazon.com/images/I/61IujYL0JTL.jpg)
![Casio FX-991ES Plus-2nd Edition Scientific Calculator - Image 5](https://m.media-amazon.com/images/I/71IKQKEHTvL.jpg)

## Questions & Answers

**Q: Can this do mm to inch**
A: yes

**Q: Cual es la razon para invertir 35 dolares en tu fx-991es, si la calculadora fx-991ex vale apenas 20 dolares y tiene 135 funciones mas ?**
A: Me gustó más su diseño, la utilizo como calculadora de bolsillo no programable únicamente , (utilizo una programable para ingeniería). el precio estaba en oferta cuando la compré, me costó casi lo mismo y me gustó más.

## Customer Reviews

### ⭐⭐⭐ Review
*by A***ー on December 20, 2024*

随分昔にFX-９９１を使っていたが、現在の物は、大変関数も増え、数式も表示されるので、間違えてもその部分に戻って修正できるのがうれしい。残念なのがメモリの操作が面倒な所。特にメモリクリアはキー操作して、出てきたメニューから選ばないといけない。ワンキーで出来る様に設計してほしかった。

### ⭐⭐⭐⭐ Review
*by G***. on November 17, 2022*

Good price and great product

### ⭐⭐⭐⭐⭐ Review
*by A***D on December 27, 2025*

ممتازة جدا و اصلية

## Frequently Bought Together

- Casio FX-991ES Plus-2nd Edition Scientific Calculator
- Casio fx-115ES Plus 2nd Edition – Advanced Scientific Calculator | 280+ Functions, Natural Textbook Display℠ | Ideal for Math, Science, Engineering & Statistics
- Texas Instruments TI-36X Pro Engineering/Scientific Calculator | 9.7 Inch | Black.

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*Product available on Desertcart Spain*
*Store origin: ES*
*Last updated: 2026-03-20*