Solutions by everydaycalculation.com
1st number: 2 5/20, 2nd number: 3/20
4520 - 320 is 2110.
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Related: 90/20-3/20 45/20-6/20 45/40-3/20 45/20-3/40 45/20-9/20 45/60-3/20 45/20-3/60 45/20-15/20 45/20-21/20
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