Solutions by everydaycalculation.com
1st number: 10/84, 2nd number: 1 9/12
1084 - 2112 is -13784.
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Related: 20/84-21/12 10/84-42/12 10/84-21/24 30/84-21/12 10/84-63/12 10/84-21/36 50/84-21/12 10/84-21/60 70/84-21/12 10/84-21/84
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