Solutions by everydaycalculation.com
1st number: 1/8, 2nd number: 1 4/21
18 - 2521 is -179168.
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Related: 2/8-25/21 1/8-50/21 1/16-25/21 1/8-25/42 3/8-25/21 1/8-75/21 1/24-25/21 1/8-25/63 5/8-25/21 1/40-25/21 7/8-25/21 1/56-25/21
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