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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 . The first solid-state electronic calculator was created in the early 1960s.
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.
The stepped reckoner or Leibniz calculator was a mechanical calculator invented by the German mathematician Gottfried Wilhelm Leibniz around 16 and completed in 1694. The name comes from the translation of the German term for its operating mechanism, Staffelwalze , meaning "stepped drum".
Poker: Five Card Draw. Make the best five-card combination with an opportunity to draw, while enjoying structured betting. By Masque Publishing. Advertisement.
There is now a very wide range of software calculators, and searching the Internet produces very large numbers of programs that are called calculators. The results include numerical calculators that apply arithmetic operations or mathematical functions to numbers, and that produce numerical results or graphs of numerical functions, plus some ...
If you love Scrabble, you'll love the wonderful word game fun of Just Words. Play Just Words free online!
A mental calculator or human calculator is a person with a prodigious ability in some area of mental calculation (such as adding, subtracting, multiplying or dividing large numbers). In 2005, a group of researchers led by Michael W. O'Boyle, an American psychologist previously working in Australia and now at Texas Tech University , has used MRI ...
The Human Calculator. Scott Flansburg developed a mental math program called 'The Human Calculator. ' Scott's course provides a step-by-step guide to becoming 'A Human Calculator.' Scott created this course to help people master mental mathematics.
Dominoes: All Fives. All Fives features beautiful art, fast gameplay, and solo or multiplayer modes. Expose multiples of five and score! By Masque Publishing. Advertisement. Advertisement.
A modern calculator gives sin(75° 9′ 50″) = 0.96666219991, so our interpolated answer is accurate to the 7-digit precision of the Bernegger table. For tables with greater precision (more digits per value), higher order interpolation may be needed to get full accuracy.