Solutions by everydaycalculation.com
1st number: 18/20, 2nd number: 1 15/20
1820 + 3520 is 5320.
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Related: 36/20+35/20 18/20+70/20 18/40+35/20 18/20+35/40 54/20+35/20 18/60+35/20 18/20+35/60 90/20+35/20
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