124.68+324.68+524.68+724.68+924.68要用小数巧算做,要写详细一点.
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124.68+324.68+524.68+724.68+924.68要用小数巧算做,要写详细一点.124.68+324.68+524.68+724.68+924.68要用小数巧算做,要写详细一点.12
124.68+324.68+524.68+724.68+924.68要用小数巧算做,要写详细一点.
124.68+324.68+524.68+724.68+924.68
要用小数巧算做,要写详细一点.
124.68+324.68+524.68+724.68+924.68要用小数巧算做,要写详细一点.
(100+300+500+700+900)+24*5+0.6*5+0.08*5
=2500+120+3+0.4
=2623.4
124.68+324.68+524.68+724.68+924.68怎样计算?
124.68+324.68++524.68+724.28+924.68的简便运算
求124.68+324.68+524.68+724.68+924.68=?的简便计算,
124.68+324.68+524.68+724.68+924.68要用小数巧算做,要写详细一点.
124.68+32.468+524.68+724.68+9谢谢 sorry 错了!124.68+32.468+524.68+724.68+924.68注意第二个的小数点 不是324.68 是32.468!
小学举一反三六年级数学(第三周)例题1例题:1234+2341+3412+4123=1*1111+2*1111+3*1111+4*1111=(1+2+3+4)*1111=10*1111=111101.23456+34562+45623+56234+623452.45678+56784+67845+78456+845673.124.68+324.68+524.68+724.68+924.68最好
174.68+274.68+524.68+724.68+924.68