abs() Math Calcuation Web & Application int a = abs(153); // Sets a to 153 int b = abs(-15); // Sets b to 15 float c = abs(12.234); // Sets c to 12.234 float d = abs(-9.23); // Sets d to 9.23 Calculates the absolute value (magnitude) of a number. The absolute value of a number is always positive. abs(value) float or int float or int (depending on the input values) 1.0 Function PDE