Question: Evaluate the following expression and write it in lowest terms. -(1)/(28)-(1)/(20)=-(1.5)/(28.5)-(1.7)/(20.7)=-(5)/(140)-(7)/(140)=28

Evaluate the following expression and write it in lowest terms. -(1)/(28)-(1)/(20)=-(1.5)/(28.5)-(1.7)/(20.7)=-(5)/(140)-(7)/(140)=28

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