Make the Casio fx-115ES PLUS Scientific Calculator your high school or college companion. With 460 total functions, this calculator is ideal for students in general math, pre-algebra, algebra I and II, geometry, trigonometry, statistics, calculus, chemistry and engineering. 2.5" Natural Textbook Display shows up to 4 lines depending on the function. Formulas and results are presented exactly as they would appear in a textbook. 460 functions are included, such as prime factorization, hyperbolic functions, greatest common divisor and least common multiple, summation notation and verify computations. Matrix mode allows you to perform matrix operations on matrices with up to 3 rows and 3 columns…
Reddit mentions
“I have mine from college (early 90s) and it still works great!”
Texas Instruments TI 36X Pro Scientific Calculator
$21.48
TI-36X
4.7(903)
Texas Instruments TI-36X Pro Advanced 4-Line Scientific Calculator** The Texas Instruments TI-36X Pro Advanced 4-Line Scientific Calculator has garnered a positive reception from diverse users, ranging from students to professionals in engineering and education. Reviewers appreciate its comprehensive range of features, including the ability to perform derivatives, integrals, and solve quadratic equations—capabilities traditionally reserved for more expensive graphing calculators. Users have noted that this model elegantly blends functionality with an intuitive design, making it easy to navigate and learn, even for those who might not be as technologically savvy. Despite some critiques regard…
Reddit mentions
“I bought mine 12 years ago. It’s gotten me through a whole lot.”
“I have my calculator from middle school! It got me through my bachelors in engineering, and I am sure it will last through my final semester of my masters”
“Love this calculator! I bought mine 13 or so years ago in engineering school. The math mode is the absolute best! I only use mine once or twice a year now, but it still looks…”
Get your teen ready for high-level math and science with a Texas Instruments TI-30XS Multiview Scientific Calculator. This Texas Instruments calculator is ideal for high school students for general math, algebra, statistics, geometry, chemistry and more. It shows 4 lines in the display for comparing complex calculations. It has functions for simplifying fractions step by step, converting decimals to fractions (and vice versa) and working with 1- and 2-variable statistics. This scientific calculator also lets you edit, cut and paste entries. Plus, it's approved for the Sat, Act and AP exams.
Reddit mentions
“Victorinox knives. Mocamaster coffee machine. Saddleback leather. All clad pots and pans. Tweezerman tweezers. Seki nail clippers. Parker Jotter pens. Texas Instruments calculator.…”
“Got mine 13 years ago, and it was way too powerful lol. It has all the capabilities of a ti83, minus the graphing display, including a multi-variable auto solver, common science…”