Solutions by everydaycalculation.com
1st number: 8/20, 2nd number: 5 5/8
820 - 458 is -20940.
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Related: 16/20-45/8 8/20-90/8 8/40-45/8 8/20-45/16 24/20-45/8 8/60-45/8 8/20-45/24 40/20-45/8 8/20-45/40 56/20-45/8 8/20-45/56
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