Solutions by everydaycalculation.com
1st number: 5 1/3, 2nd number: 6 3/12
163 - 7512 is -1112.
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Related: 32/3-75/12 16/6-75/12 16/3-75/24 48/3-75/12 16/9-75/12 16/3-75/36 80/3-75/12 16/15-75/12 16/3-75/60 16/21-75/12 16/3-75/84
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