Solutions by everydaycalculation.com
1st number: 1/20, 2nd number: 3 4/7
120 - 257 is -493140.
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Related: 2/20-25/7 1/20-50/7 1/40-25/7 1/20-25/14 3/20-25/7 1/20-75/7 1/60-25/7 1/20-25/21 5/20-25/7 1/20-25/35 7/20-25/7 1/20-25/49
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