Sharp EL-531 Calculator

 
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The Sharp EL-531XT Scientific Calculator is a reliable and easy-to-use tool designed for middle school, high school, and college math and science courses. With over 270 functions, this calculator supports a wide range of topics, including general math, algebra, geometry, trigonometry, statistics, and biology or chemistry calculations.

Featuring a large, 2-line LCD display, the EL-531XT allows users to enter expressions and view results simultaneously, making it easier to learn and reduce errors. With Direct Algebraic Logic (DAL), it lets you input equations just as they appear in textbooks. Its solar and battery power ensures long-lasting performance in classrooms and on exams.

Check out video tutorials below


Exponents

Roots


Logs

Trig Functions


On, Off and Reset

Factorials


Fractions and Decimals

Memory


Pi key

Set Decimals


Basic Stats

Scientific Notation


Degrees, Minutes, Seconds

Combinations and Permutations