Solutions by everydaycalculation.com
1st number: 1 8/10, 2nd number: 15/20
1810 + 1520 is 5120.
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Related: 36/10+15/20 18/10+30/20 18/20+15/20 18/10+15/40 54/10+15/20 18/10+45/20 18/30+15/20 18/10+15/60 90/10+15/20 18/10+75/20 18/50+15/20 18/70+15/20
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