Solutions by everydaycalculation.com
1st number: 1 4/20, 2nd number: 8/20
2420 - 820 is 45.
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Related: 48/20-8/20 24/20-16/20 24/40-8/20 24/20-8/40 72/20-8/20 24/20-24/20 24/60-8/20 24/20-8/60 24/20-40/20 24/20-56/20
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