Solutions by everydaycalculation.com
1st number: 1 1/4, 2nd number: 6/8
54 - 68 is 12.
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Related: 10/4-6/8 5/4-12/8 5/8-6/8 5/4-6/16 15/4-6/8 5/4-18/8 5/12-6/8 5/4-6/24 25/4-6/8 5/4-30/8 5/20-6/8 5/4-6/40 35/4-6/8 5/4-42/8 5/28-6/8 5/4-6/56
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