Solutions by everydaycalculation.com
1st number: 1 4/12, 2nd number: 12/18
1612 - 1218 is 23.
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Related: 32/12-12/18 16/12-24/18 16/24-12/18 16/12-12/36 48/12-12/18 16/12-36/18 16/36-12/18 16/12-12/54 80/12-12/18 16/12-60/18 16/60-12/18 16/12-12/90 16/12-84/18 16/84-12/18
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