优优班--学霸训练营 > 题目详情
  • 计算题
    (1)4.85÷
    5
    18
    -3.6+6.15×3
    3
    5
                  
    (2)3-17.5%×[5
    1
    5
    ÷(3.25×
    7
    8
    )]
    (3)(1+
    1
    2
    )×(1+
    1
    4
    )×(1+
    1
    6
    )×(1+
    1
    8
    )×(1-
    1
    3
    )×(1-
    1
    5
    )×(1-
    1
    7

    (4)(
    1
    2
    +
    1
    3
    +
    1
    4
    +
    1
    9
    )×36                
    (5)已知
    x-3.6
    4
    =
    x+4.8
    8
    ,求x
    (6)
    1
    2007
    +
    3
    2007
    +
    5
    2007
    +
    7
    2007
    +
    9
    2007
    +…+
    2005
    2007
    +1
    (7)
    1
    12
    +
    1
    20
    +
    1
    30
    +
    1
    42
    +
    1
    56
    +…+
    1
    210
    【考点】方程的解和解方程,认识钟表,分数的拆项
    【分析】请登陆后查看
    【解答】请登陆后查看
    难度:较难
0/40

进入组卷