This math topic involves understanding and calculating map scales using metric units. The problems focus on converting the scale given in centimeters, millimeters, or other units on a map to their actual representations in meters, decimeters, or dekameters. The solutions involve converting measurements across different metric units and determining the scale as the ratio (e.g., 1:10, 1:100, etc.), often involving powers of 10 up to 1000. The exercises enhance skills in measurement conversions and interpreting scales, crucial for understanding real-world distances on maps.