2. 外语
  3. 3(27+2-3)= ______

3(27+2-3)= ______

admin2011-03-08  27
问题 3(27+2-3)= ______
选项
答案 You must first do the operations within the parentheses (27+2-3=26). Now multiply the value from the parentheses by 3:3×26=78.
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