20 points means an increase of 20% on the basis of the original price 1 For example, if the loan is 10000 yuan and the interest is 20 cents, then the required interest is equal to10000 * (1+0.2) =12000 yuan.

Under normal circumstances, when talking about several points, they are all accounted for by the total number of 100 copies, so 20 points, which is usually called 20%, that is, 100 copies, account for 20 copies, that is, 20% in mathematics. Sometimes, how many points a transaction with a level of more than 10 million represents, such as five points, is 5% O, but in our daily life, how many points represent a few percent.