30 (%) percent of $10.00 is $3.00.
Thirty percent is the same as the fraction 30/100 and the decimal 0.30. A percent can always be written as a decimal, and a decimal can be written as a percent, like this:
0.30 = 30%
You can find any percent of a given number by changing the percent to a decimal and multiplying.
First change 30% to a decimal by moving the decimal point 2 places to the left.
30% = 0.30
0.30 x 10 = 3
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