Division of Fractions by sm.besharat

Division of Fractions by sm.besharat
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2015-10-11 06:13
This example demonstrates the process of dividing fractions. It involves the core mathematical concepts of fractions and division. Using GeoGebra commands such as LCM, DivPoint, Polygon, etc., a geometric model of fraction division can be constructed. Suitable for students at the junior high school level and above to learn the concepts and operations of fraction division.

GeoGebra Commands & Parameters

  1. LCM(b, d) → o
  2. DivPoint(B, C, o) → list8
  3. DivPoint(A, D, o) → list7
  4. Polygon(E, F, G, H) → poly2, e, f_2, g, h
  5. Segment(I, J) → i
  6. Segment(K, L) → j
  7. Textfield(a) → InputBox1
  8. Textfield(b) → InputBox2
  9. Textfield(c) → InputBox3
  10. Textfield(d) → InputBox4
  11. Polygon(A, D, C, B) → poly1, a_1, d_1, c_1, b_1
  12. DivPoint(A, D, b) → list1
  13. DivPoint(B, C, b) → list2
  14. DivPoint(E, F, d) → list3
  15. DivPoint(H, G, d) → list4
  16. Sequence(Segment[Element[list1, i], Element[list2, i]], i, 1, b) → list5
  17. Sequence(Segment[Element[list3, i], Element[list4, i]], i, 1, d) → list6
  18. Polygon(A, Element[list1, a], Element[list2, a], B) → poly3, a_2, k, l, b_2
  19. Polygon(E, Element[list3, c], Element[list4, c], H) → poly4, e_1, m, n, h_1
  20. DivPoint(E, F, o) → list9
  21. DivPoint(H, G, o) → list10
  22. Sequence(Segment[Element[list7, i], Element[list8, i]], i, 1, o) → list11
  23. Sequence(Segment[Element[list9, i], Element[list10, i]], i, 1, o) → list12
  24. Polygon(A, Element[list7, t], Element[list8, t], B) → poly5, q, r, f_1, g_1
  25. Sequence(Polygon[Element[list7, (t * i)], Element[list7, (t * (i + 1))], Element[list8, (t * (i + 1))], Element[list8, (t * i)]], i, 1, p - 1) → list13