Three eighths is a fraction represented as 3/8. It indicates that something is divided into eight equal parts, and three of those parts are being considered. This fraction can be used in various contexts, such as cooking, measurements, or dividing items. In decimal form, three eighths is equal to 0.375. It can also be expressed as a percentage, which is 37.5%. Understanding fractions like three eighths is essential in everyday life, especially when dealing with recipes or calculating portions, as it helps in making precise measurements and comparisons.