Solutions by everydaycalculation.com
1st number: 7 6/12, 2nd number: 4 1/12
9012 - 4912 is 4112.
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Related: 90/12-98/12 90/24-49/12 90/12-49/24 90/36-49/12 90/12-49/36 90/60-49/12 90/12-49/60 90/84-49/12 90/12-49/84
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