Solutions by everydaycalculation.com
1st number: 3 0/10, 2nd number: 3/10
3010 + 310 is 3310.
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Related: 60/10+3/10 30/10+6/10 30/20+3/10 30/10+3/20 90/10+3/10 30/10+9/10 30/10+3/30 30/10+15/10 30/50+3/10 30/10+3/50 30/10+21/10 30/70+3/10 30/10+3/70
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