Eric Armin 70806 TI-83 Plus Graphing Calculator

Eric Armin 70806 TI-83 Plus Graphing Calculator

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Calculators have become an essential tool in today’s society, particularly in the fields of science, engineering, mathematics, and finance. These devices have revolutionized the way we perform calculations, enabling us to solve complex problems quickly and accurately. The Eric Armin 70806 TI-83 Plus Graphing Calculator is one of the most popular calculators in the market, particularly among high school and college students. This review aims to examine the features, performance, and overall value of the Eric Armin 70806 TI-83 Plus Graphing Calculator.

Factors to Consider When Choosing a Calculator

When selecting a calculator, there are several factors to consider to ensure you get the best value for your money. These factors include:

Purpose of Use: The intended use of the calculator is crucial in determining the features and functions required. For instance, a scientific calculator is ideal for performing complex mathematical calculations, while a graphing calculator is ideal for graphing and analyzing functions.

Ease of Use: The calculator should be easy to use, with an intuitive interface that allows users to access functions quickly and efficiently. The buttons should be well-spaced and clearly labeled for ease of use.

Display: The display should be large, clear, and easy to read, particularly when performing complex calculations. The display should also have a high resolution and be backlit for use in low-light conditions.

Battery Life: The battery life of the calculator is crucial, particularly for students who need to use it for extended periods. The battery should be long-lasting, with a low power consumption to reduce the frequency of battery replacement.

Memory: The calculator’s memory capacity is important, particularly when performing complex calculations that require a large amount of data storage. The memory should also be expandable to allow users to store more data.

Cost: The cost of the calculator is also an essential consideration, particularly for students on a tight budget. While some calculators may have advanced features, they may be expensive, making them unaffordable for most students.

Comparison of Product

When comparing the TI-83 Plus to other graphing calculators on the market, one of its main competitors is the TI-84 Plus. The TI-84 Plus is an upgraded version of the TI-83 Plus, with a larger memory capacity and additional features. While both calculators have similar functionality, the TI-84 Plus has a faster processor and a built-in clock, making it a more versatile tool for advanced mathematics.

Another competitor to the TI-83 Plus is the Casio fx-9750GII graphing calculator. The Casio fx-9750GII has similar functionality to the TI-83 Plus, with a high-contrast display and a built-in memory. However, the Casio model has a faster processor and a larger memory capacity, making it a better option for advanced mathematics and scientific calculations.

Pros and Cons


  • Affordable price point
  • User-friendly interface
  • Intuitive navigation
  • High-contrast display
  • Long battery life
  • Compatibility with various educational software and accessories


  • Limited memory capacity compared to more advanced models
  • Slower processor compared to more advanced models
  • May not have all the advanced features found in more expensive models


Overall, the TI-83 Plus graphing calculator is an ideal tool for students and educators in various fields, from mathematics to science. The device’s user-friendly interface and intuitive navigation make it easy for students to perform various calculations and graphing functions, while its high-contrast display ensures that users can read the display in all lighting conditions. Its compatibility with various educational software and accessories makes it a versatile tool for advanced calculations and scientific experiments.

While the device may not have all the advanced features found in more expensive models, its affordable price point and long battery life make it an excellent value for students on a budget. For those who require more advanced functionality, the TI-84 Plus or Casio fx-9750GII may be a better option. However, for those looking for a reliable and user-friendly graphing calculator at an affordable price, the TI-83 Plus is an excellent choice.

Eric Armin 70806 TI-83 Plus Graphing Calculator

Eric Armin 70806 TI-83 Plus Graphing Calculator: Buy it now

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