Standard Scientific Calculators fx-991MS

Due to the current situation of Sri Lanka, prices and stocks of the products will be changed frequently, therefore please contact us before placing an order. 0777123445 (WhatsApp)


Includes : 1 x Standard Scientific Calculators fx-991MS only


Advanced fx-991MS Scientific Calculator for Academics & Professionals in Sri Lanka

Discover unparalleled efficiency with the Scientific Calculators fx-991MS, the quintessential tool for students and professionals in Sri Lanka. Merging robust functionality with an easy-to-use interface, this scientific calculator stands as an indispensable partner for complex calculations. With a total of 401 functions, from basic arithmetic to intricate engineering algorithms, the fx-991MS is an exceptional choice for anyone looking to streamline their computational tasks.

Beyond its expansive function library, theScientific Calculators fx-991MS is engineered for longevity with solar power assistance, ensuring constant readiness and an approximate battery life of three years. The convenience of a hard case and a lightweight design, paired with a crystal-clear dot matrix display, make this calculator a perfect companion for academic endeavors, financial analysis, or on-site engineering calculations.

Its key features, including 9 variable memories, independent memory functions, and statistical calculations, augment your efficiency in problem-solving. With the capability to handle fraction calculations, combinations, permutations, and comprehensive statistical analysis like regression and standard deviation, the fx-991MS Standard Scientific Calculator is not just a tool but a gateway to precision and excellence in a multitude of fields.

Standard Scientific Calculators fx-991MS Key Features and Main Specifications

Key Features:

  • Non-programmable with multifunctionality (401 features)
  • Solar and battery-powered
  • S-V.P.A.M. for a highly readable display
  • 9 memory variables
  • 2-line display with 10 + 2 digits

Main Specifications:

  • Size: 155 x 78 x 13 mm
  • Weight: 105 g
  • Power Supply: Dual (solar and battery)
  • Accessories: Slide-on hard case

Product’s Practical Uses

In the real world, the fx-991MS Standard Scientific Calculator is more than just a gadget; it’s a fundamental tool that empowers students and professionals alike. For the engineering student, it’s a reliable companion through countless lectures, helping to unravel complex calculations and confirm critical exam answers. For the scientist, it enables swift transition from theoretical models to empirical analysis. In finance, it’s at the heart of every investment decision, tax computation, and cash flow analysis. Its statistical functions are a boon for market researchers analyzing data trends, and its scientific capabilities assist architects and builders in creating precise blueprints. Everywhere it’s used, the fx-991MS ensures accuracy and fosters a more profound understanding of the matter at hand.

 Work That Can Be Done With the Item

The fx-991MS Scientific Calculator is adept at handling tasks ranging from simple arithmetic to the complexities of calculus. It can solve equations, compute integrals, and differentiate functions with ease. It’s equally proficient in statistical analysis, capable of managing data with its editor, calculating standard deviations, and performing regression analysis. For the financial analyst, it simplifies complex calculations such as loan amortization, interest rates, and cash flow. In academia, it facilitates learning and teaching by making it easy to visualize and understand mathematical and statistical concepts.

Standard Scientific Calculators fx-991MS package includes :

1 x Standard Scientific Calculators fx-991MS only

Standard Scientific Calculators fx-991MS Standard Scientific Calculators fx-991MS


  • Please read our product description and watch the description videos carefully before you make an order.
  • Contact us via WhatsApp if you have any more questions
  • Images and colors may differ in appearance from the actual product. Please use our whatsapp to get current actual images.
  • We are deliver all of our products in Sri Lanka island wide. Also we do some fitting and setup solutions in Colombo area Please contact us for more information.

Display Type

Liquid Crystal, S-V.P.A.M., Dot Matrix


9 Variable, Answer Memory, Independent M+, M-, Reset


Auto Power Off, Battery, Solar


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