Solutions by everydaycalculation.com
1st number: 7/20, 2nd number: 3 10/20
720 + 7020 is 7720.
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Related: 14/20+70/20 7/40+70/20 7/20+70/40 21/20+70/20 7/60+70/20 7/20+70/60 35/20+70/20 49/20+70/20
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