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Maths Exercices

Percent error

What is the percent error for a measurement of 5 miles?

First find the greatest possible error. The measurement of 5 miles was made to the nearest whole mile. The greatest possible error is half of 1 mile, which is 0.5 miles.

Now find the percent error.



Write the number as a percent.

0.1 → 10%

The percent error is 10%.



What is the percent error for a measurement of 200 metric tons?

The percent error is %