Solutions by everydaycalculation.com
1st number: 1 5/10, 2nd number: 12/15
1510 + 1215 is 2310.
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Related: 30/10+12/15 15/10+24/15 15/20+12/15 15/10+12/30 45/10+12/15 15/10+36/15 15/30+12/15 15/10+12/45 75/10+12/15 15/10+60/15 15/50+12/15 15/10+12/75 15/10+84/15 15/70+12/15
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