Solutions by everydaycalculation.com
1st number: 1 2/12, 2nd number: 15/21
1412 - 1521 is 1942.
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Related: 28/12-15/21 14/12-30/21 14/24-15/21 14/12-15/42 42/12-15/21 14/12-45/21 14/36-15/21 14/12-15/63 70/12-15/21 14/12-75/21 14/60-15/21 98/12-15/21 14/84-15/21
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