Solutions by everydaycalculation.com
1st number: 20/30, 2nd number: 3 8/30
2030 - 9830 is -135.
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Related: 40/30-98/30 20/60-98/30 20/30-98/60 60/30-98/30 20/90-98/30 20/30-98/90
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