Solutions by everydaycalculation.com
1st number: 16/20, 2nd number: 5 5/8
1620 - 458 is -19340.
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Related: 32/20-45/8 16/20-90/8 16/40-45/8 16/20-45/16 48/20-45/8 16/60-45/8 16/20-45/24 80/20-45/8 16/20-45/40 16/20-45/56
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