The easiest way to calculate a percentage is taking 10 percent of any number and multiplying it to find the percentage desired. To calculate 10 percent of a number, simply move the decimal point one place to the left.
Know MoreIf there is no decimal point, put a decimal point between the last and the second-to-last digit. To calculate 20 percent, simply multiply 10 percent by 2.
A percentage is a representation of a fraction. It is easy to calculate certain percentages by remembering their fractional representation. For example, 50 percent is equal to one-half; thus dividing a number by two yields 50 percent of that number. Twenty-five percent is equal to one-quarter of a number; thus dividing a number by four gives 25 percent of the number.
Learn MoreIn percent form, two-thirds is 66.67 percent. To determine this, one divides two by three with a calculator to find 0.66666. To find this fraction in percent form, one has to multiply 0.66666 by 100 to find the answer 66.666 percent, which can be rounded 66.666 to the nearest hundredth to arrive at 66.67 percent.
Full Answer >Percent yield is a chemistry term for the percent of a substance produced in a reaction as compared to how much should have been produced in a complete reaction. A scientific or graphing calculator is needed to balance the terms and then calculate the percentage.
Full Answer >The decimal form of 9/16 is 0.5625, which can also be written as .5625 or rounded to .56. This can be computed either on a calculator or by hand, by dividing 9 by 16.
Full Answer >In mathematics, renaming is a process that involves renaming large numbers by their constituents. For example, the number 335 could be renamed to 33 tens and five ones.
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