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  2. Ancient Egyptian multiplication - Wikipedia

    en.wikipedia.org/wiki/Ancient_Egyptian...

    The second Egyptian multiplication and division technique was known from the hieratic Moscow and Rhind Mathematical Papyri written in the seventeenth century B.C. by the scribe Ahmes. [ 2 ] Although in ancient Egypt the concept of base 2 did not exist, the algorithm is essentially the same algorithm as long multiplication after the multiplier ...

  3. Addition - Wikipedia

    en.wikipedia.org/wiki/Addition

    Doubles: Adding a number to itself is related to counting by two and to multiplication. Doubles facts form a backbone for many related facts, and students find them relatively easy to grasp. [36] Near-doubles: Sums such as 6 + 7 = 13 can be quickly derived from the doubles fact 6 + 6 = 12 by adding one more, or from 7 + 7 = 14 but subtracting ...

  4. List of Schoolhouse Rock! episodes - Wikipedia

    en.wikipedia.org/wiki/List_of_Schoolhouse_Rock...

    The following is a list of the 65 music videos of the Schoolhouse Rock! series. Series overview Season Title Episodes Originally released First released Last released Network 1 Multiplication Rock 11 January 6, 1973 (1973-01-06) March 31, 1973 (1973-03-31) ABC 2 Grammar Rock 9 September 15, 1973 (1973-09-15) September 11, 1993 (1993-09-11) 3 America Rock 12 September 20, 1975 (1975-09-20 ...

  5. Mathematics - Wikipedia

    en.wikipedia.org/wiki/Mathematics

    Some students studying math may develop an apprehension or fear about their performance in the subject. This is known as math anxiety or math phobia, and is considered the most prominent of the disorders impacting academic performance. Math anxiety can develop due to various factors such as parental and teacher attitudes, social stereotypes ...

  6. Double counting (proof technique) - Wikipedia

    en.wikipedia.org/wiki/Double_counting_(proof...

    This is a simple example of double counting, often used when teaching multiplication to young children. In this context, multiplication of natural numbers is introduced as repeated addition, and is then shown to be commutative by counting, in two different ways, a number of items arranged in a rectangular grid.

  7. Mathcounts - Wikipedia

    en.wikipedia.org/wiki/Mathcounts

    The Math Video Challenge program allowed students in teams of 4 to create a video that explained the solution to a problem from the Mathcounts School Handbook in a real-world scenario. The program was discontinued in 2023, but a similar video project opportunity is offered through the National Math Club.