Solutions by everydaycalculation.com
1st number: 8/10, 2nd number: 4 5/10
810 + 4510 is 5310.
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Related: 16/10+45/10 8/10+90/10 8/20+45/10 8/10+45/20 24/10+45/10 8/30+45/10 8/10+45/30 40/10+45/10 8/50+45/10 8/10+45/50 56/10+45/10 8/70+45/10 8/10+45/70
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