Solutions by everydaycalculation.com
1st number: 20/30, 2nd number: 1 19/30
2030 - 4930 is -2930.
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Related: 40/30-49/30 20/30-98/30 20/60-49/30 20/30-49/60 60/30-49/30 20/90-49/30 20/30-49/90
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