Answer
-$\frac{2}{7}$
Work Step by Step
$\frac{3}{7}$-$\frac{5}{7}$=$\frac{3-5}{7}$=-$\frac{2}{7}$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.