Question

you estimate that 200 people attended a school concert. The actual attendance was 240 people. a. Find the percent error to the nearest tenth of a percent.

Answer 1

Explanation:

multiply by 100 to convert to a percentage

.1666 x 100 =

16.66 %

rounded to the nearest 10th

=16.7%

Answer 2

The difference (or error) is 240 - 200 = 40

So what percent of 240 is 40?

x% of 240 is 40
x% × 240 = 40
240x = 40
x = 40/240
x = .1666

multiply by 100 to convert to a percentage.

.1666 × 100 = 16.66%

Rounded to the nearest 10th

= 16.7%