Solutions by everydaycalculation.com
1827 + 2027 is 3827.
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Related: 36/27+20/27 18/27+40/27 18/54+20/27 18/27+20/54 54/27+20/27 18/27+60/27 18/81+20/27 18/27+20/81 90/27+20/27
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