Solutions by everydaycalculation.com
1st number: 1/20, 2nd number: 4 9/10
120 - 4910 is -9720.
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Related: 2/20-49/10 1/20-98/10 1/40-49/10 1/20-49/20 3/20-49/10 1/60-49/10 1/20-49/30 5/20-49/10 1/20-49/50 7/20-49/10 1/20-49/70
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