Solutions by everydaycalculation.com
1st number: 12/30, 2nd number: 2 10/30
1230 + 7030 is 4115.
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Related: 24/30+70/30 12/60+70/30 12/30+70/60 36/30+70/30 12/90+70/30 12/30+70/90 60/30+70/30 84/30+70/30
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