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  2. Carry (arithmetic) - Wikipedia

    en.wikipedia.org/wiki/Carry_(arithmetic)

    During the addition, each carry is "signaled" rather than performed, and during the carry cycle, the machine increments the digits above the "triggered" digits. This operation has to be performed sequentially, starting with the ones digit, then the tens, the hundreds, and so on, since adding the carry can generate a new carry in the next digit.

  3. List of United States regional mathematics competitions

    en.wikipedia.org/wiki/List_of_United_States...

    Math Day at the Beach hosted by CSULB; Math Field Day for San Diego Middle Schools; Mesa Day Math Contest at UC Berkeley; Santa Barbara County Math Superbowl; Pomona College Mathematical Talent Search; Redwood Empire Mathematics Tournament hosted by Humboldt State (middle and high school) San Diego Math League and San Diego Math Olympiad hosted ...

  4. Multiplication and repeated addition - Wikipedia

    en.wikipedia.org/wiki/Multiplication_and...

    In mathematics education, there was a debate on the issue of whether the operation of multiplication should be taught as being a form of repeated addition.Participants in the debate brought up multiple perspectives, including axioms of arithmetic, pedagogy, learning and instructional design, history of mathematics, philosophy of mathematics, and computer-based mathematics.

  5. Modular arithmetic - Wikipedia

    en.wikipedia.org/wiki/Modular_arithmetic

    Time-keeping on this clock uses arithmetic modulo 12. Adding 4 hours to 9 o'clock gives 1 o'clock, since 13 is congruent to 1 modulo 12. In mathematics, modular arithmetic is a system of arithmetic for integers, where numbers "wrap around" when reaching a certain value, called the modulus.

  6. Memorial Day - Wikipedia

    en.wikipedia.org/wiki/Memorial_Day

    Memorial Day (originally known as Decoration Day) [1] is one of the federal holidays in the United States for honoring and mourning the U.S. military personnel who died while serving in the United States Armed Forces. [2] [3] It is observed on the last Monday of May. Memorial Day is also considered the unofficial beginning of summer in the ...

  7. National Memorial Day Concert - Wikipedia

    en.wikipedia.org/wiki/National_Memorial_Day_Concert

    The National Memorial Day Concert is a free annual concert performed on the west lawn of the United States Capitol Building in Washington, D.C., in commemoration of Memorial Day from 1989-2019 and in 2022.

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