Solutions by everydaycalculation.com
1st number: 1 12/30, 2nd number: 1 19/30
4230 - 4930 is -730.
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Related: 84/30-49/30 42/30-98/30 42/60-49/30 42/30-49/60 42/90-49/30 42/30-49/90
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