For example, what are percentages, scores and ratios? What is the connection and difference?

(1) ratio is a division formula consisting of the former item and the latter item, except that "∫" (division symbol) is changed to ":"(comparison symbol), but the division formula represents an operation, and the ratio represents the relationship between two numbers. A fractional line similar to a fraction.

(2) Fraction means that one number is the fraction of another number, or the ratio of one event to all events. Divide the unit "1" into several parts on average, and the number representing such a part or parts is called a fraction. The numerator is above and the denominator is below.

(3) Percentage means that one number is the percentage of another number, also called percentage or percentage. Percentages are usually not written in the form of fractions, but are represented by the symbol "%"(percent sign).

2, the writing is different

(1) ratio: The division of two numbers is also called the ratio of two numbers, such as 4:5.

(2) Score: Divide a number into several parts on average, and take a part of it as a score, such as 4/5.

(3) percentage: for example, 80%.

3. Different writing requirements

(1) ratio: the latter item of the ratio cannot be 0;

(2) Fraction: the denominator of the fraction cannot be 0;

(3) Percent: Percent is a special fraction, the denominator is 100, and the numerator is not an integer, but it is irreducible.

Baidu encyclopedia-than

Baidu encyclopedia-score

Baidu Encyclopedia-Percentage