Percentage refers to the proportion of something in relation to the whole expressed as parts per hundred.
Related terms
Proportion: Proportion refers to the relationship between one part and another part (or whole) in terms of size, quantity, or extent.
Ratio: A ratio compares two quantities by division and shows their relative sizes.
Fraction: A fraction represents part of a whole where it has both a numerator (the top number) representing how many parts there are and a denominator (the bottom number) representing the total number of equal parts.