What is the percentage of our life?

1, the weather forecast program on TV will report the weather and precipitation probability that night and tomorrow.

The probability of precipitation tonight is 20%.

2. Macro description of the experimental subjects when releasing the survey results.

For example, an experiment concluded that the IQ of people who often read short messages would drop 10%.

3. Used when calculating interest, tax and profit.

For example, the announcement issued by the central bank shows that since1October 24, the interest rates of RMB loans and deposits of financial institutions have been further lowered by 0.25 percentage points, 65,438. Among them, the one-year loan benchmark interest rate was lowered by 0.25 percentage point to 4.35%, and the one-year deposit interest rate was lowered by 0.25 percentage point to 1.5%.

Extended data:

Percent is a special fraction, the denominator is 100 and the numerator is not an integer. Percent means that one number is a percentage of another number, which means that the ratio has no unit name.

Exchange of percentages and decimals:

(1) Decimal system: Delete the percent sign and move the decimal point to the left by two places. For example, 75% can be converted into 0.75.

(2) Decimal percentage: add a percent sign and move the decimal point to the right by two places. For example, 0.62 can be converted into 62%

Percentage of scores:

The numerator of (1) is divided by the denominator, converted into a decimal, and then converted into a percentage.

(2) The denominator of the numerator is multiplied by a number at the same time, so that the denominator is 100, and then the denominator is changed into a percentage sign.