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In mathematics, a multiplication table (sometimes, less formally, a times table) is a mathematical table used to define a multiplication operation for an algebraic system. The decimal multiplication table was traditionally taught as an essential part of elementary arithmetic around the world, as it lays the foundation for arithmetic operations ...
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Constraining any such multiplication table to have the identity in the first row and column and for the signs of the row headers to be opposite to those of the column headers, then there are 3 possible choices for the second column (ignoring sign), 2 possible choices for the third column (ignoring sign), and 1 possible choice for the fourth ...
The game of astronomical tables, from Libro de los juegos. The Libro de los juegos (Spanish: "Book of games"), or Libro de axedrez, dados e tablas ("Book of chess, dice and tables", in Old Spanish), was a Spanish treatise of chess which synthesized the information from other Arabic works on this same topic, dice and tables (backgammon forebears) games, [1] commissioned by Alfonso X of Castile ...
Schoolhouse Rock! debuted as a series in January 1973 with Multiplication Rock, a collection of animated music videos adapting the multiplication tables to songs written by Bob Dorough. Dorough also performed most of the songs, with Grady Tate performing two and Blossom Dearie performing one during this season.
Multiplication by a positive number preserves the order: For a > 0, if b > c, then ab > ac. Multiplication by a negative number reverses the order: For a < 0, if b > c, then ab < ac. The complex numbers do not have an ordering that is compatible with both addition and multiplication. [30]
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Lotería (Spanish word meaning "lottery") is a traditional Mexican board game of chance, similar to bingo, but played with a deck of cards instead of numbered balls. Each card has an image of an everyday object, its name, and a number, although the number is usually ignored.