Solutions by everydaycalculation.com
1st number: 1/8, 2nd number: 1 1/4
18 - 54 is -98.
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Related: 2/8-5/4 1/8-10/4 1/16-5/4 1/8-5/8 3/8-5/4 1/8-15/4 1/24-5/4 1/8-5/12 5/8-5/4 1/8-25/4 1/40-5/4 1/8-5/20 7/8-5/4 1/8-35/4 1/56-5/4 1/8-5/28
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