Integer Subtraction Demonstration

Integer Subtraction Demonstration
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2018-07-15 10:36
This example demonstrates the calculation and visualization process of integer subtraction. It involves core mathematical concepts such as integer operations and coordinate geometry. Key GeoGebra commands used include Random for generating random integers, If for conditional logic, and a button (button1) to trigger calculations. Objects like a, b, c, and text1 to text7 are utilized to display results. It is suitable for middle school mathematics education, helping students understand the geometric meaning and calculation methods of subtraction.

GeoGebra Commands & Parameters

  1. Random(-99, 99) → a
  2. Random(-99, 99) → b
  3. If(a < 0, "(" + a + ")", "" + a) → text1
  4. If(b < 0, "(" + b + ")", "" + b) → text2
  5. If(d < 0, "(" + d + ")", "" + d) → text4