Solutions by everydaycalculation.com
1st number: 8/20, 2nd number: 2 10/20
820 - 5020 is -2110.
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Related: 16/20-50/20 8/40-50/20 8/20-50/40 24/20-50/20 8/60-50/20 8/20-50/60 40/20-50/20 56/20-50/20
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