Solutions by everydaycalculation.com
1827 - 1427 is 427.
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Related: 36/27-14/27 18/27-28/27 18/54-14/27 18/27-14/54 54/27-14/27 18/27-42/27 18/81-14/27 18/27-14/81 90/27-14/27 18/27-70/27 18/27-98/27
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