= Number line
{wiki=Number_line}
A number line is a straight horizontal or vertical line that represents numbers in a linear format. It is used to visualize numerical values and their relationships. Here are some key features and uses of a number line: 1. **Representation of Numbers**: The number line usually has evenly spaced intervals along its length, each representing a specific number. The midpoint is often labeled as zero (0), with positive numbers extending to the right and negative numbers extending to the left.
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