Solutions by everydaycalculation.com
1st number: 1 9/12, 2nd number: 4 1/12
2112 - 4912 is -73.
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Related: 42/12-49/12 21/12-98/12 21/24-49/12 21/12-49/24 63/12-49/12 21/36-49/12 21/12-49/36 21/60-49/12 21/12-49/60 21/84-49/12 21/12-49/84
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