Solutions by everydaycalculation.com
1st number: 4 9/10, 2nd number: 4 0/10
4910 + 4010 is 8910.
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Related: 98/10+40/10 49/10+80/10 49/20+40/10 49/10+40/20 49/30+40/10 49/10+40/30 49/50+40/10 49/10+40/50 49/70+40/10 49/10+40/70
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