Solutions by everydaycalculation.com
1st number: 12/20, 2nd number: 2 10/20
1220 + 5020 is 3110.
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Related: 24/20+50/20 12/40+50/20 12/20+50/40 36/20+50/20 12/60+50/20 12/20+50/60 60/20+50/20 84/20+50/20
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