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Heather lives 7 / 10 mile from theschool and 2 / 5 miles from the library . How much closer does Heather live to the library than school

User Rhona
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First get the same denominator 2/5=4/10 so from here do 7/10-4/10 the denominator stays the same and the numerator changes, 3/10 is the answer so Heather live 3/10 of a mile closer to the library than the school
User Rzajac
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