Question
1 + 2 + 3 + … … + 82 + 83 + 84. When the first 84 whole numbers are added up. What is the digit in the ones place of this total?
2 m

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1 + 2 + 3 + … … + 82 + 83 + 84. When the first 84 whole numbers are added up. What is the digit in the ones place of this total?