xoprettyrachel xoprettyrachel

04-01-2021
Mathematics

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Hannah estimates the ribbon is 100 cm long. The actual length of the ribbon is 125 cm. What is the percent error of Hannah's measurement?

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nushofarinkhalilova nushofarinkhalilova

04-01-2021

Answer: -20

percent error= amount of error/actual value * 100

amount of error= 100-125= -25

percent error = -25/125 *100

percent error= -20

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