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  2. GCSE - Wikipedia

    en.wikipedia.org/wiki/GCSE

    Notes: GCSE grades 9 to 4 (A* to C) ... Robert Coe found a general improvement in grades awarded which ranges from 0.2 (science) to 0.8 (maths) of a GCSE grade. ...

  3. Additional Mathematics - Wikipedia

    en.wikipedia.org/wiki/Additional_Mathematics

    Additional Mathematics is a qualification in mathematics, commonly taken by students in high-school (or GCSE exam takers in the United Kingdom). It features a range of problems set out in a different format and wider content to the standard Mathematics at the same level.

  4. GeoGebra - Wikipedia

    en.wikipedia.org/wiki/GeoGebra

    GeoGebra is an interactive mathematics software suite for learning and teaching science, technology, engineering, and mathematics from primary school up to the university level. Constructions can be made with points, vectors, segments, lines, polygons, conic sections, inequalities, implicit polynomials and functions, all of which can be edited ...

  5. List of open-source software for mathematics - Wikipedia

    en.wikipedia.org/wiki/List_of_open-source...

    The primary difference between a computer algebra system and a traditional calculator is the ability to deal with equations symbolically rather than numerically. The precise uses and capabilities of these systems differ greatly from one system to another, yet their purpose remains the same: manipulation of symbolic equations.

  6. Singapore-Cambridge GCE Ordinary Level - Wikipedia

    en.wikipedia.org/wiki/Singapore-Cambridge_GCE...

    A1 band has 1 grade point. Other respective grade points are A2 band = 2 grade points, B3 = 3, B4 = 4, C5 = 5, C6 = 6, D7 = 7, E8= 8, F9 = 9. A grade of C6 band (6 grade points) or better is considered an O-Level pass. Obtaining a pass in one or more subjects will lead to a Singapore-Cambridge General Certificate of Education (Ordinary Level).

  7. Mental calculation - Wikipedia

    en.wikipedia.org/wiki/Mental_calculation

    Mental calculation consists of arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator. People may use mental calculation when computing tools are not available, when it is faster than other means of calculation (such as conventional educational institution ...

  8. 2020 United Kingdom school exam grading controversy

    en.wikipedia.org/wiki/2020_United_Kingdom_school...

    On 20 August 2020 the GCSE results were released. [30] After the problems arising from the use of the grade algorithm for A-Levels, it was decided that GCSE grades awarded to each student would be the higher of the teacher predicted result or algorithm standardised result for each subject they took. [30]

  9. Trigonometry - Wikipedia

    en.wikipedia.org/wiki/Trigonometry

    Driven by the demands of navigation and the growing need for accurate maps of large geographic areas, trigonometry grew into a major branch of mathematics. [27] Bartholomaeus Pitiscus was the first to use the word, publishing his Trigonometria in 1595. [28] Gemma Frisius described for the first time the method of triangulation still used today ...