Place Value Decomposition for Addition & Subtraction

Place Value Decomposition for Addition & Subtraction
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2016-01-03 21:21
This example demonstrates the mathematical process of addition and subtraction through place value decomposition. Core math concepts include place value decomposition, addition, and subtraction. It is constructed using GeoGebra commands like objects F0, F1, F2, F3, F, S0, S1, S2, S3, a, b, c, sum0, sum1, sum2, sum3, SUM, DIFF. Suitable for elementary and above learners to understand the basic principles of addition and subtraction, especially providing an intuitive display of place value decomposition.

GeoGebra Commands & Parameters

  1. Numeric F0(3.0)
  2. Numeric F1(5.0)
  3. Numeric F2(7.0)
  4. Numeric F3(9.0)
  5. (1000 * F3) + (100 * F2) + (10 * F1) + F0
  6. Numeric S3(2.0)
  7. Numeric S2(4.0)
  8. Numeric S1(6.0)
  9. Numeric S0(8.0)
  10. Numeric S1_1(NaN)
  11. (1000 * S3) + (100 * S2) + (10 * S1) + S0
  12. Boolean a(true)
  13. Boolean b(false)
  14. Boolean c(false)
  15. F3 + S3
  16. F2 + S2
  17. F1 + S1
  18. F0 + S0
  19. F + S
  20. F3 - S3
  21. F2 - S2
  22. F1 - S1
  23. F0 - S0
  24. F - S
  25. (-D3)
  26. (-D2)
  27. (-D1)
  28. (-D0)
  29. (-DIFF)