MATH COMPARISONS involve the use of ratios to compare two or more values. Ratios are a type of mathematical expression that compares two or more numbers by dividing one number by another. Ratios can be used to compare different units of measurement, such as length, weight, or time. Ratios can also be used to compare different types of data, such as population size or economic growth. Ratios are an important tool for understanding and analyzing data.