A percent is that number over 100. Thus 20% can be written as 20/100. The next step is to note that "of" in mathematics means "multiplied by." For example, 5 groups of 3 is 5x3. This means the question can be rewritten as 20/100 x 35. This calculates to 7. Therefore, 20% of $35 is $7.
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What is 20 percent of 47 dollars
09.20 dollars is 20 per cent OF 46.00 dollars. 20 per cent OFF of 46.00 dollars is 46.00 - 9.20 = 36.80 dollars.
"20 percent off" means "80 percent still on".80% of $2,000 = 0.8 x $2,000 = $1,600.00
7 dollars - giving you a new total of 28 dollars. All without the aid of a calculator !
$7.20