DIY Estimation - Addition

This example demonstrates how to perform addition estimation through a DIY approach. The core math concepts involved include addition, secant line or secant, inequalities, set theory, equations, and correlation. Construction highlights utilize GeoGebra commands such as Random and Textfield, along with objects like N1, N2, button1, n1, n2, InputBox1, InputBox2, mysum, ProbSum, deviation, text2, text3, a, text4, text6, EH, text5, gap, text1, and text7. Suitable for middle school and above, for teaching and practicing addition estimation.