By EasyHow
How to find the percentage of the interest
The mathematical definition of the cent, as the hundredth part of the whole from a given number is a manageable problem. However, in life we often find solutions in unusual situations. For example, when the source data is not available, the number and the percentage of the number. For this task it is required to determine the percentage of the percentage.
Instruction
Record the original data. The number and percentage of it. Need to find a percentage of a percentage. The specified calculation of the percentage spend by using its simplified representation. So 1% in decimal terms, is equal to 0.01 of an integer.
Initial interest is present in the form of decimal fractions. To do this, divide the percentage by 100.
Similar calculations of the percentage of the number, to calculate a percent from a percent multiply their decimal values. In the end, you will get a decimal expression of a percent from percent for a given number.
Translate the fraction to a percentage. To do this, multiply the result by 100. The resulting number will be the percentage of the specified percent.
Note
Find percentage of a number. For example, you need to find 36% of the number 283. Formula: X=N/100%×A, where X is the unknown variable; N is the known number, A is initial percentage.
Useful advice
For example, 7 percent can be written as 7/100 as 0.07 or 7%. An example of the most common types of tasks of interest include the following: "Find 17% of the 82". To solve this problem, you need to calculate the product of 0.17•82 = 13,94.
