Solutions by everydaycalculation.com
1st number: 1 7/20, 2nd number: 4 5/10
2720 - 4510 is -6320.
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Related: 54/20-45/10 27/20-90/10 27/40-45/10 27/20-45/20 81/20-45/10 27/60-45/10 27/20-45/30 27/20-45/50 27/20-45/70
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