Solutions by everydaycalculation.com
1st number: 1/12, 2nd number: 3 9/12
112 - 4512 is -113.
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Related: 2/12-45/12 1/12-90/12 1/24-45/12 1/12-45/24 3/12-45/12 1/36-45/12 1/12-45/36 5/12-45/12 1/60-45/12 1/12-45/60 7/12-45/12 1/84-45/12 1/12-45/84
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