Solutions by everydaycalculation.com
1st number: 2 5/20, 2nd number: 1 6/10
4520 - 1610 is 1320.
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Related: 90/20-16/10 45/20-32/10 45/40-16/10 45/20-16/20 45/20-48/10 45/60-16/10 45/20-16/30 45/20-80/10 45/20-16/50 45/20-16/70
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