Solutions by everydaycalculation.com
1st number: 3 6/12, 2nd number: 9/12
4212 - 912 is 114.
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Related: 84/12-9/12 42/12-18/12 42/24-9/12 42/12-9/24 42/12-27/12 42/36-9/12 42/12-9/36 42/12-45/12 42/60-9/12 42/12-9/60 42/12-63/12 42/84-9/12 42/12-9/84
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