As an improper fraction, the simplified answer would be 9/7 after you divide both top and bottom by 10
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If you need a mixed number, then 9/7 converts to 1 & 2/7 because
9/7 = 1 remainder 2
If you had 9 cookies and 7 friends, then each friend gets 1 whole cookie, and there will be 2 left over.