Solutions by everydaycalculation.com
1st number: 12/20, 2nd number: 3 3/20
1220 - 6320 is -5120.
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Related: 24/20-63/20 12/40-63/20 12/20-63/40 36/20-63/20 12/60-63/20 12/20-63/60 60/20-63/20 84/20-63/20
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