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Mathematics 18 Online
OpenStudy (gabbyalicorn):

Andrew estimated the weight of his dog to be 60 lb. The dog’s actual weight was 68 lb. What was the percent error in Andrew’s estimate? Round your answer to the nearest tenth of a percent.

OpenStudy (gabbyalicorn):

68-60 = 8 ?

OpenStudy (gabbyalicorn):

Um, hello...

OpenStudy (anonymous):

Hello

jabez177 (jabez177):

Off topic.

OpenStudy (gabbyalicorn):

^.^ ikr

OpenStudy (anonymous):

do 60 divided by 8

OpenStudy (anonymous):

And your answer will be?

jabez177 (jabez177):

Brain smart. I'll give you a go. I'll watch.

OpenStudy (gabbyalicorn):

7.5

OpenStudy (anonymous):

Thanks this is my first time

OpenStudy (anonymous):

ok 7.5

OpenStudy (anonymous):

now move the decimal 2 places to the left and what is the number?

OpenStudy (gabbyalicorn):

75.

OpenStudy (anonymous):

Almost

OpenStudy (anonymous):

Sorry if i am confusin you i am new to this stuff

jabez177 (jabez177):

Two spaces to the right.

OpenStudy (gabbyalicorn):

-3- wait so.... 750. ?

OpenStudy (anonymous):

No

OpenStudy (anonymous):

move 2 decimal places to the left to get a %

OpenStudy (gabbyalicorn):

.75

OpenStudy (anonymous):

Dam I just got myself confused

OpenStudy (anonymous):

let me do the math give me a sec

OpenStudy (gabbyalicorn):

k

OpenStudy (anonymous):

ok i got the answer

OpenStudy (anonymous):

so you divide 60lb by 8

OpenStudy (anonymous):

and get 7.5

OpenStudy (gabbyalicorn):

right..

OpenStudy (anonymous):

round that to the nearest 10th

OpenStudy (gabbyalicorn):

8.0

OpenStudy (anonymous):

correct

OpenStudy (anonymous):

now move the decimal over 2 places left

OpenStudy (gabbyalicorn):

.080

OpenStudy (anonymous):

correct now you have the error percent

OpenStudy (anonymous):

so the answer will be?

OpenStudy (gabbyalicorn):

80%

OpenStudy (anonymous):

close

OpenStudy (gabbyalicorn):

.80%

OpenStudy (anonymous):

0.08 is what percent?

OpenStudy (gabbyalicorn):

8%

OpenStudy (anonymous):

Correct! :D

OpenStudy (anonymous):

that is the answer

OpenStudy (gabbyalicorn):

:D hazaa!

OpenStudy (anonymous):

:D YAY

OpenStudy (anonymous):

any more?

OpenStudy (gabbyalicorn):

yes alot more sorry :(

OpenStudy (anonymous):

its fine

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