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Order of Operations - Addition and Subtraction

Order of Operations - Addition and Subtraction
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2017-05-11 09:59
FunctionProbability & StatisticsGeometric Construction
This example demonstrates the order of operations in mathematics, focusing on the precedence of addition and subtraction. Key math concepts include operation order rules and basic addition/subtraction. It utilizes GeoGebra commands like Random and objects such as text1, pn4, pn5, dn4, text2, etc., to illustrate the concept. Suitable for middle school mathematics education to help students grasp the rules of operation order.

GeoGebra Commands & Parameters

  1. Random(15, 25) → pn4
  2. Random(6, pn4) → pn5
  3. Random(2, 7) → dn4
  4. Random(1, 12) → pn3
  5. Random(6, 14) → pn1
  6. Random(1, pn1) → pn2
  7. Random(1, pn4 - pn5) → pn6
  8. Random(1, 12) → pn7
  9. Random(1, 12) → pn8
  10. Random(1, pn8) → pn9
  11. Random(1, 12) → pn10
  12. Random(2, 6) → pnd11
  13. Random(1, 12) → dn5
  14. Random(2, 4) → dn6
  15. Random(2, 4) → dn2
  16. Random(1, 4) → dn3
  17. Random(2, 8) → dn1
  18. Random(2, 12) → dn7
  19. Random(5, 12) → dn8
  20. Random(25, 30) → dn11
  21. Random(2, 8) → dn10
  22. Random(1, 10) → dn12
  23. Random(2, 7) → dn13
  24. Random(2, 10) → dn9
  25. Random(15, 25) → dn11_1
  26. Random(2, dn11_1) → dn10_1
  27. Random(10, 25) → dn12_1
  28. Random(2, dn12_1) → dn13_1
  29. Random(1, 15) → dn11_2
  30. Random(1, 25) → dn12_2
  31. Random(2, 25) → dn13_2
  32. Random(2, dn11_2) → dn10_2
  33. Random(1, 12) → pn3_1
  34. Random(6, 14) → pn1_1
  35. Random(1, pn1_1) → pn2_1
  36. Random(2, 12) → dn7_1
  37. Random(5, 12) → dn8_1
  38. Random(2, 10) → dn9_1
  39. Random(25, 30) → dn11_3
  40. Random(2, 8) → dn10_3
  41. Random(1, 10) → dn12_3
  42. Random(2, 7) → dn13_3