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  2. Multiplication table - Wikipedia

    en.wikipedia.org/wiki/Multiplication_table

    The oldest known multiplication tables were used by the Babylonians about 4000 years ago. [2] However, they used a base of 60. [2] The oldest known tables using a base of 10 are the Chinese decimal multiplication table on bamboo strips dating to about 305 BC, during China's Warring States period. [2] "Table of Pythagoras" on Napier's bones [3]

  3. Oak National Academy - Wikipedia

    en.wikipedia.org/wiki/Oak_National_Academy

    From April 2020, teachers from English state schools created and uploaded video lessons each week. Every lesson is an hour long and includes a quiz, a video explanation from the teacher, and a worksheet. [19] From April 2020, the TES and Oak National Academy ran weekly assemblies. [20]

  4. Mathematical table - Wikipedia

    en.wikipedia.org/wiki/Mathematical_table

    The first tables of trigonometric functions known to be made were by Hipparchus (c.190 – c.120 BCE) and Menelaus (c.70–140 CE), but both have been lost. Along with the surviving table of Ptolemy (c. 90 – c.168 CE), they were all tables of chords and not of half-chords, that is, the sine function. [1]

  5. Worksheet - Wikipedia

    en.wikipedia.org/wiki/Worksheet

    The form comes with two worksheets, one to calculate exemptions, and another to calculate the effects of other income (second job, spouse's job). The bottom number in each worksheet is used to fill out two if the lines in the main W4 form. The main form is filed with the employer, and the worksheets are discarded or held by the employee.

  6. GCFLearnFree.org - Wikipedia

    en.wikipedia.org/wiki/GCFLearnFree.org

    The website offers dozens of free, self-paced tutorials in technology, Microsoft Office, work and career, reading, math, and everyday life. [ 3 ] [ 4 ] All tutorials can be accessed with no registration required, but users can also create a free edu.GCFGlobal.org account to track their learning history and create transcripts of completed ...

  7. Statistical Lab - Wikipedia

    en.wikipedia.org/wiki/Statistical_Lab

    This worksheet allows users to explore the possibilities of calculations, analysis, simulations and manipulation of data. For mathematical calculations, the Statistical Lab uses the R package, which is a free implementation of the language S Plus (originally developed by Bell Laboratories ).

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    Ad-Free AOL Mail offers you the AOL webmail experience minus paid ads, allowing you to focus on your inbox without distractions, for just $4.99 per month. Get Ad-Free AOL Mail Get a more ...

  9. Cayley table - Wikipedia

    en.wikipedia.org/wiki/Cayley_table

    Because the cancellation property holds for groups (and indeed even quasigroups), no row or column of a Cayley table may contain the same element twice. Thus each row and column of the table is a permutation of all the elements in the group. This greatly restricts which Cayley tables could conceivably define a valid group operation.

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