Solutions by everydaycalculation.com
1st number: 1 3/15, 2nd number: 10/15
1815 + 1015 is 2815.
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Related: 36/15+10/15 18/15+20/15 18/30+10/15 18/15+10/30 54/15+10/15 18/15+30/15 18/45+10/15 18/15+10/45 90/15+10/15 18/15+50/15 18/75+10/15 18/15+10/75 18/15+70/15
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