Solutions by everydaycalculation.com
1st number: 1/8, 2nd number: 1 7/20
18 - 2720 is -4940.
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Related: 2/8-27/20 1/8-54/20 1/16-27/20 1/8-27/40 3/8-27/20 1/8-81/20 1/24-27/20 1/8-27/60 5/8-27/20 1/40-27/20 7/8-27/20 1/56-27/20
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