作业帮124.68+324.68++524.68+724.28+924.68的简便运算
来源：学生作业帮助网 编辑：作业帮 时间：2024/11/16 01:59:01
x)34236Pڦ HYh[yg<_d'<_7&H mv6@M -,e
Q`1423l<;#m ,FuhA8 M
5<~,JH mA
124.68+324.68++524.68+724.28+924.68的简便运算
124.68+324.68++524.68+724.28+924.68的简便运算
124.68+324.68++524.68+724.28+924.68的简便运算
124.68+324.68++524.68+724.28+924.68
=100+300+500+700+900+24.68*5
=2500+123.4
=2623.4
100+300+500+700+900=2500
24*5=120
0.68*4+0.28=3
故：
2623
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！
29.4g氯酸钾与5.6g二氧化锰的混合物加热一定时间后冷却称量固体为524.6g剩余固体中存在哪些物质?各为多少?
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