Solutions by everydaycalculation.com
1st number: 1 1/3, 2nd number: 3/12
43 - 312 is 1312.
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Related: 8/3-3/12 4/3-6/12 4/6-3/12 4/3-3/24 12/3-3/12 4/3-9/12 4/9-3/12 4/3-3/36 20/3-3/12 4/3-15/12 4/15-3/12 4/3-3/60 28/3-3/12 4/3-21/12 4/21-3/12 4/3-3/84
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