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加法运算定律减法性质专题

[日期:2013-05-10]   来源:章丘学校网站管理系统  作者:章丘学校网站管理系统   阅读:469次[字体: ]
                                       加法运算定律减法性质专题
3.29+0.73+2.27              3.29-0.73-2.27           7.5+2.5-7.5+2.5 
7.325-3.29-3.325           7.325-(5.325+1.7)         7.325-(5.325-1.7)  
3.29+0.73-2.29+2.27    3.070.381.62      1.293.72.716.3     
82.451.55   3.251.790.591.75       23.40.813.47.2       
3.20.364.81.64         1.233.40.236.6          
12.7-(3.70.84          36.541.764.54       
147.322.68           2.648.677.3611.33       
3.29+0.73+2.27         3.29-0.73-2.27        7.5+2.5-7.5+2.5
7.325-3.29-3.325        7.325-(5.325+1.7)         7.325-(5.325-1.7)  
3.29+0.73-2.29+2.27     3.070.381.62        1.293.72.716.3
 82.451.55    3.251.790.591.75       23.40.813.47.2   
3.20.364.81.64         1.233.40.236.6          
12.7-(3.70.84          36.541.764.54      
147.322.68       2.648.677.3611.33
4.025.40.98      5.171.83.2       13.75(3.756.48)
3.687.562.68        7.852.340.854.66       
35.61.815.67.2       3.822.90.189.1       
9.64.83.6         7.140.532.47
5.272.860.661.63    13.354.682.65      47.87.45+8.8     
0.398+0.36+3.64   15.75+3.590.59+14.25  
42.5(6.071.13)    73.81.6413.85.36 66.868.661.34 
36.83.96.1 2           5.48(9.40.52)    324.90.9  
3.94.16.15.9     146.5(2346.5)   12.065.072.94
30.349.7610.34