Education - গণনার সরঞ্জাম

a small electronic device or software used to do mathematical operations

ক্যালকুলেটর

a specialized calculator designed for solving complex mathematical and scientific equations, commonly used by students, engineers, and scientists

বৈজ্ঞানিক ক্যালকুলেটর

a type of calculator equipped with a built-in printer that produces a physical record of calculations

প্রিন্টিং ক্যালকুলেটর

a type of calculator that allows users to write and execute customized programs to automate complex calculations

প্রোগ্রামযোগ্য ক্যালকুলেটর

a type of calculator that operates on a postfix notation system, where operators follow their operands, offering simplicity and efficiency in engineering and scientific calculations

RPN ক্যালকুলেটর

a device that performs arithmetic operations through mechanical means, often using gears, levers, and other physical mechanisms, predating electronic calculators

যান্ত্রিক ক্যালকুলেটর

a mechanical or electronic device designed for performing arithmetic operations such as addition, subtraction, multiplication, and division

গণনা যন্ত্র

a tool used for counting and calculating that consists of a frame with rods or wires on which beads or stones are moved up and down using hands

অবাকাস

a set of numbered rods used for multiplication and division, invented by John Napier in the 17th century

নেপিয়ারের হাড়

a manual calculating tool with rows of beads or counters on rods or wires used for basic arithmetic operations

গণনা বোর্ড

a tool with marked rods or sticks used in ancient math, especially in Chinese and Japanese traditions

গণনা রড

a mechanical calculator developed in the late 19th century, featuring multiple rows of keys corresponding to digits

কম্পটোমিটার

a mechanical calculator designed by Charles Babbage in the 19th century, intended to perform mathematical calculations automatically by the method of finite differences, considered a precursor to modern computers

পার্থক্য ইঞ্জিন

an early mechanical calculator invented by Blaise Pascal in the 17th century, capable of performing addition and subtraction through gear mechanisms, considered one of the first mechanical calculators

পাসক্যালিন

a compact, hand-cranked mechanical calculator invented by Curt Herzstark in the 1940s, renowned for its innovative design and portability, capable of performing complex arithmetic calculations

কুর্তা

a mechanical analog device used for mathematical calculations, consisting of two logarithmic scales that slide past each other

স্লাইড রুল