Solutions by everydaycalculation.com
1st number: 1 1/4, 2nd number: 5/6
54 - 56 is 512.
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Related: 10/4-5/6 5/4-10/6 5/8-5/6 5/4-5/12 15/4-5/6 5/4-15/6 5/12-5/6 5/4-5/18 25/4-5/6 5/4-25/6 5/20-5/6 5/4-5/30 35/4-5/6 5/4-35/6 5/28-5/6 5/4-5/42
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