• 把下列各数填在相应的横线上.-12,3.151151115…,7,0,-100,0.4,78,-π3(1)正 数: ;(2)整 数: ;(3)负分数: ;(4)无理数: .试题及答案-填空题-云返教育

    • 试题详情

      把下列各数填在相应的横线上.
      -
      1
      2
      ,3.151151115…,7,0,-100,0.4,78,-
      π
      3

      (1)正 数:
               
      (2)整 数:
               
      (3)负分数:
               
      (4)无理数:
               

      试题解答


      3.1511511157…,7,0.4,78:7,0,-100,78:-
      1
      2
      :3.151151115…,-
      π
      3

      解:(1)正 数:3.151151115…,7,0.4,78;
      (2)整 数:7,0,-100,78;
      (3)负分数:-
      1
      2

      (4)无理数:3.151151115…,-
      π
      3

      故答案为:(1)3.151151115…,7,0.4,78;(2)7,0,-100,78;(3)-
      1
      2
      ;(4)3.151151115…,-
      π
      3

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