Ten percent of 100 is ten dollars. Percents are very easy with 100. For example, 2 percent of 100 is 2 and 23 percent of 100 is 23. The pattern is pretty clear.
This is because percent means part of 100. That is what the "cen" part means. Think of the words century (100 years), cents (100 in a dollar). These examples may help you remember it.
2 dollars.
20 dollars is 20 percent of 100 dollars.
100
It should be $99.80
40% of 49 dollars = 49*40/100 = 19.6 dollars.
2 dollars.
80 dollars.
20 dollars is 20 percent of 100 dollars.
100
6 dollars.
30% of 1600 dollars = 1600 dollars*30/100 dollars = 480 dollars.
It should be $99.80
$53992 x (1 - (3/100)) = $53992 x 0.97 = $54312.24
40% of 49 dollars = 49*40/100 = 19.6 dollars.
35% is the same as multiply by 35 divide by 100 so 35% of 100 is 35. Take this off 100 dollars leaves 65 dollars
127000 dollars are 100 percent. 1 percent is 127000/100 = 1270 dollars. 3 percent is 3 times 1270 dollars = 3810 dollars.
30 percent of 100 dollars would be about $30.00