In mathematics, the absolute value of a number is the non-negative value of that number, regardless of its sign. Graphing calculators are powerful devices used for plotting graphs, solving equations, ...

Absolute value is a mathematical concept often used in conjunction with a number line or graph to represent the relative value from zero (modulus). To illustrate this idea in a different way, the ...

This ARC aims to create contexts for students to experience a variety of visual representations that reinforce the definition of absolute value. Explorations connecting back to elementary concepts and ...