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The Little Professor is a backwards-functioning calculator designed for children ages 5 to 9. Instead of providing the answer to a mathematical expression entered by the user, it generates unsolved expressions and prompts the user for the answer.
An abacus (pl.: abaci or abacuses), also called a counting frame, is a hand-operated calculating tool which was used from ancient times in the ancient Near East, Europe, China, and Russia, until the adoption of the Arabic numeral system. An abacus consists of a two-dimensional array of slidable beads (or similar objects). In their earliest ...
An electronic pocket calculator with a seven-segment liquid-crystal display (LCD) that can perform arithmetic operations. A modern scientific calculator with an LCD. An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics .
Microsoft Math Solver (formerly Microsoft Mathematics and Microsoft Math) is an entry-level educational app that solves math and science problems. Developed and maintained by Microsoft, it is primarily targeted at students as a learning tool. Until 2015, it ran on Microsoft Windows.
Slide rule. Typical ten-inch (25 cm) student slide rule (Pickett N902-T simplex trig) A slide rule is a hand -operated mechanical calculator consisting of slidable rulers for evaluating mathematical operations such as multiplication, division, exponents, roots, logarithms, and trigonometry.
The tool comes pre-programmed with 36 different example graphs for the purpose of teaching new users about the tool and the mathematics involved. Another popular use of the calculator involves the creation of graphic arts using equations and inequalities. The calculator also has an audiotrace function, which can be used to make music.
Photomath is an educational technology mobile app, owned by Google. It features a computer algebra system with an augmented optical character recognition system, designed for use with a smartphone's camera to scan and recognize mathematical equations; the app then displays step-by-step explanations onscreen. [4]
American. Notable works. Math Magic. Math Magic for Kids. Notable awards. Guinness World Record 2001. Website. scottflansburg .com. Scott Flansburg (born December 28, 1963) is an American dubbed "The Human Calculator" and listed in the Guinness Book of World Records for speed of mental calculation.
The Mental Calculation World Cup 2008 was held at the University of Leipzig, Germany on 1 July 2008. It attracted 28 calculators from 12 countries. Adding ten 10-digit numbers, 10 tasks in 10 minutes Winner: Alberto Coto (Spain), 10 correct results in 4:26 minutes. world record; Multiplying two 8-digit numbers, 10 tasks in 15 minutes
Chisanbop or chisenbop (from Korean chi (ji) finger + sanpŏp (sanbeop) calculation [1] 지산법/指算法), sometimes called Fingermath, [2] is a finger counting method used to perform basic mathematical operations. According to The Complete Book of Chisanbop [3] by Hang Young Pai, chisanbop was created in the 1940s in Korea by Sung Jin Pai ...