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02-04-2015
Mathematics

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Dena is biking down a 9/10 mile bike trail. She stops to greet a friend after biking 1/3 of a mile. How much farther does she need to travel? Draw a picture and write an equation to solve.

Respuesta :

03-04-2015

Subtract 1/3 from 9/10.

9/10 - 1/3

Convert to denominators of 30:

27/30 - 10/30

Subtract the numerators:

17/30

So she has to travel 17/30 miles more.

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