Solutions by everydaycalculation.com
1st number: 1/3, 2nd number: 3 9/15
13 - 5415 is -4915.
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Related: 2/3-54/15 1/6-54/15 1/3-54/30 1/9-54/15 1/3-54/45 5/3-54/15 1/15-54/15 1/3-54/75 7/3-54/15 1/21-54/15
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