Find the percent of decrease from 240 to 60. round to the nearest tenth of a percent if necessary

First: work out the difference (decrease) between the two numbers you are comparing.

Decrease = Original Number - New Number

Then: divide the decrease by the original number and multiply the answer by 100.

% Decrease = Decrease : Original Number * 100

Decrease = 240 - 60

Decrease = 180

180 / 240=0.75 * 100 = 75%

The percent of decrease = 75%