Homonym: -4 (Negative)
The number "-4" is a negative integer that represents a value four units less than zero. In mathematics, negative numbers are used to indicate values below zero, often in contexts such as temperature, debt, or loss.
In the context of the number line, "-4" is located to the left of zero. It is often used in calculations involving subtraction or in situations where a decrease is represented, such as a temperature drop from a baseline. Negative integers like "-4" are essential in various fields, including finance, science, and engineering.