最新青岛版小学数学五年级上册口算题卡
猥亵伴娘-实践报告的格式
 
青岛版小学数学五年级上册口算题卡
 
第一单元
0.16×5 ﹦             1.78×2.2 =
1.2×5=                0.7×0.01=
2.5×0.4 =            
6.6×0.6 =
9.6×0.6 =            
53×2 =
16.9×0.3=             
2.37+3.7=
0
4.4×25=               2.64
3.8×10.1=
0.98
 2.3×0.15=           
5×0.78=
5.3
5.24×0.99=           10.65
1×0.125=
0.125
4.39×10=              4.39
0.7×2 3=
0.47
0.7×0.57=             3
  1.25×8= 
5.37×5= 
 123.9×7=             
 55×3=
2.37+6.3= 
.5×1.25=    
×5=
×0.7=  
 0.78×5 =
×42=                             
×0.22=
×11= 
×0.1=  
×0.7=  
×1.21=  
1  39 
 
 
12×0.03=
0.03×0.12= 
3×0.121=              8.6×0.7=
7.6×0.23=            16.73×2.5= 
8.53×0.99
=           7.3×5= 
5.8×0.29=
5.8
8.6×18=              1.42
1.4×15=
0.1
3.57×5=             4.2
99×0.35=
0.05
1.23×3=
0.36
7.5×2.5×4=
1.2×0.4=
1.3
5.43×0.86=            78.58
0.85×1.01 =
5.29
0.1×0.01 =            0.28
4.68×4.5=
0.25
×2.9= 
×18= 
×0.2=  
×0.1=
×0.8=   
×12=  
×0.43 =     
×0.4=
×3.7= 
×2.3= 
×35= 
×0. 
 
2
39 
         1.7
青岛版小学数学五年级上册口算题卡
 
6.71×25.7=
6.5×5 6.5= 
1×0.85=              4.73×3.9=
47.3×3.9=              47.3×0.391=
0.473×0.39=            2.4×5=   
1×1.25=
0.45×0.09=       
6.2×0.03=
0.125×0.125= 
9.9×2.5×0.4=         9×0.18=
0.25×16=            0.7×8= 
3.05×4=
6.8×2=   
5.2×3.05×4.8=       1.05×0.1=
17.5×7.5×2=         4.2×21=
10.81×4.6×0.18=     0.65+3.48+0.45=
46.3×33.5+46.3×66.5=    10.48×0.94=
47×1.2=                5.64-2.1= 
1.25×80=
0.77×1.1=   
1.2-0.08=                8- 0.52=
2.5× 3.6 =             4. 9.4×6=
5.0.8×0.92=            1.2×3.6= 
 
3  39
 
1.4×1.2=                5.6×0.9 =
8.2×1.1 =               0.7×5=_ 
3.5× 1.6=
0.27×0.036=  
0.1×250=             6.64×3.3=
 12.5× 88 =            4.2
10.2× 35 =
5.6
7.2× 48=              
16.7-0.92-1.08 =
16.8+1.6= 
1.8× 4.5=               3.8+5.6=
0.7× 4 =                1.8+0.28 =
13.5× 6 =               5.04
22.6×0.33=
3.25
0.75×0.5=              
3.5×0.1=
3.6
200×0.04=             12-1.2
1.3×0.5=
0.42
3.2×0.5=            0.21
2.5-1.37=
5.5
0.73×2.15=           
×0.7×6=
×3.5= 
52× 7.2 =  
×2.1= 
×0.98 =
0.75×2.3 =              
×0.09=      
=
×0.6=     
×0.3=     
×11= 
7.38×1.6=
 
4  39 
 
8.4×0.26=
5.5×17.3=         
 
5  39 
青岛版小学数学五年级上册口算题卡
 
0.13×4=
8.5×100= 
5.4×10=         4.2×1000=
3.2×100=       0.45×0.15=
3.6×0.1=  
1.2×0.3=  
8.5×1.7=
0.04
9.782×3.2= 
8.76+0.351=
1.58+2.42=
1.25×4=  
3.9+2.7=           0.24
2.5×4=
1.25×8=  
0×4.8=
77
0.18×0.3= 
0.49×0.7=            
×25=
-17.49=       
+7.6=          
7.8-5.6=
×0.5=          
×0.3=         
0.3×10= 
×5.7=          
×7.7=
 
6  39 
  
  
   53.73
42.4
  
  7.8
  
      5.7
12-3.8=       8.1-0.05= 
0.24×0.3=
0.2×0.5= 
2.5×3=             4.4×(5×0.2)=
7×1.3=             0.96×0.06= 
0.36×0.3=
4×0.8×0.25×1.25=    13
4×0.5=
8.89+0.1=            
0.1×0.01=
9×0.4=       
30.2-3.02=
4.3-0.25= 
1-0.82=       
2.6×0.01=
4.8×0.4=                
9-
(1.5+2.4)
0.35×0.7= 
+0.7×0.7= 
7×2.1=
×0.25=     
2.4×0.8= 
 10×0.01=   
 9.6×0.3= 
 0×25.4=    
  
×0.2=
7  39 
 
     
 24    
 
      
 
       
          
 
1.7+1.3×0.4=            3.6
8.5×0.5+0.6=            7.2×0.8=
5.4×0.6=         9.5×0.1= 
10×2.5=
35×0.05=         
0.64×0.4=            2.5×0.5=
6.45×0.01=       0.36×0.03= 
0.08×0.001=
0.01×0.2=        
7.5×2.5=
8.8×0.2=       
0.96×6=        0.75×0.5=
0.7×5=          0.08×1000=       
0.1×6.7=
1.6×0.5= 
2.5×4=          0.74×0.4=
小学数学五年级上册第二单元口算题卡 
7.5×3=           3.74×0=
0.8×0.6=          0.05×0.08=       
 
8
39 
 
80×1.25=          0.13×7=
3.5×4=          2.8×0.5  
3.5×200=
1.5-0.06= 
0.75÷15=              0.4×0.8=
4×0.25=               0.36
1.01×99=
420
17×40=               100
3.2+1.68=
2.8
1.92÷0.04=            0.32
0.65+4.35=
10
4÷20=                3.5
1.5-0.06=
0.75
0.4×0.8=             4
1.01×99=
420
1235÷0.05=            
+1.54=
÷35=
-63= 
×0.4= 
×500= 
-5.4= 
×200=
÷15= 
×0.25= 
÷35= 
0.64÷0.4= 
9  39 
 
 
2.5÷0.5=
6.45÷0.01=  
0.36÷0.03=             0.08÷0.001=
0.01÷0.2=              7.5÷2.5= 
8.8÷0.2=
0.96÷6= 
0.75÷0.5=              
0.08×1000=
1.6×0.5=               
0.74×0.4=
3.74×0=               
0.05×0.08=
0.13×7=               
2.8×0.5÷2=
8.2+2.6=               
125×0.8=
3.4×4×0.25= 
0.7×5= 
0.1×6.7=
2.5×4=  
7.5×3=  
0.8×0.6=  
80×1.25=
3.5×4=  
4×0.5= 
7.16×0.4= 
2.6÷2=
8.1×2.5= 
 
10  39 
          
 
5.5×2=                9.6÷4.8=
3-1.5×2=             2×3.1= 
2.4×0.5=
0.125×8= 
0.48÷6=                6.4-4=
0.6÷3+3=               
3.25+0.75=
0.25×4=
0.5+0.5÷0.5=
10×0.05=
0.13
0.21×100=             0.7
0.05×4=
4
12.5×8=                2.3
3.25×0=
2.6
7.5×0.1=              1.25
0×9.8=
3
0.91÷13= 
0.9÷0.1= 
4.8÷8= 
50×0.8=
×7= 
×4= 
×0.3= 
×4= 
×3=
÷0.25=
÷4= 
 
11  39 
 
 
3.5×0=                1×0.06=
2.6×3=                7.5×0.1= 
9×0.5=
8.2+1.8= 
2.4×5=                3.99×1=
8.4÷7=
8.4
0.34÷0.17=
1.2×6=
0.72
2.6÷1.3=             0.6
0÷3.65=
7.82
0.001÷0.1=
3.6÷0.06=
5.6
5.6÷1.4=             0.48
4.4÷0.11=
4.2
3.2×0.4=             0.3
4÷0.5=
5.1
÷0.7= 
÷4=        
÷0.6=
×0.3= 
÷1 =       
÷0.7=  
÷0.9=
÷0.8=  
×3 =        
÷0.01= 
÷0.17=
 
12  39 
           30.4
1.4
 
0.28÷1.4=             0.9÷0.45=
9.6÷16=               1÷0.01 =
0.01÷1=               7.5÷1.5= 
0.81÷9=
3÷0.5=         
10÷25=                4.8÷0.16=
0÷3.89=               3.52÷1=
37.2×99+37.2=         6.4÷4﹦  
1.5÷0.3﹦
1×0.4÷1×0.4= 
 
 
小学数学五年级上册第三单元口算题卡
1.8×5﹦              7.2÷0.9﹦
25×4÷0.25×4=       2.2×6﹦ 
8.4÷0.4﹦
9÷5-9÷5﹦ 
2.5×2.8=       9-3.2×0.8= 
 
13
39 
 
0.85×0.5+4.6=        5.9-4.3=
1.62×0.4+2.5=        2.5×0.5-0.2=
2.03×2-2.4=          1.65×0.5+0.5=
0.9×0.4+0.8=         4.2+5.8-3.4= 
7.5-0.9=
0.48+2×6=              
1.62×0.4=
99×0.35=              0.05
1.23×3=
0.36
7.5×2.5×4=           1.2
2.8×0.4=
2.5×0.4=        
5.37×0+4.63
=
3.7×0.016=          
16.9×0.13=
0×5.8= 
0.36×0.9= 
2.5×0.5= 
×0.8=
×12=      
×0.4+1.3= 
1.2×0.5-0.4 =
1.2×5×8 =  
×0.3 =
53×2.07=
2.03×2= 
 
14  39 
       
1.6+2.4 
     
           
4÷0.5=            7×2.1=
8.89+0.1=                24×0.25=
0.1÷0.01=          2.4×0.8= 
9×0.4=
10×0.01=         
30.2-3.02=
4.3-0.25= 
1-0.82=            
2.6×0.01=
4.8×0.4=
7.5
1.7+0.43+3.3=
5.24×0.99=
1÷0.125=             
4.39×10=
0.7×2=               
0.7+0.7=
3×1.21=              1.58
9.6÷0.3= 
   0×25.4=           
×2.5×4=
  1.2×0.4+1.3×0.4=        
10.65÷0.22=
0.125×1=            
4.39÷0.1=
0.7×0.7=        
0.3×1.21= 
+2.42=
 
15  39 
 
 
  
7.8-5.6=            1.25×4=
7.8×0.5=       3.9+2.7= 
0.24÷0.3=
2.5×4=             
0.3÷10=             1.25×8=
5.7÷5.7=        0
77÷7.7=     
8.1-0.05=
16.73
8.53×0.99=           
5.8÷0.29=
8.6×18+1.4=         
 (8.6+1.4)×18=
0.1
3.5+7.5=             4.2
99×0.35=
0.05
1.23÷3=              0.36
8.5×100=
5.4
÷4.8= 
-3.8=            
÷2.5=.
7.3÷0.5=     
580÷290= 
2.8×18=
×0.2= 
÷0.1=      
×0.8=       
÷12=
÷10=            
 
16  39 
12
 
4.2×1000=         2÷100=
0.45÷0.15=      3.6÷0.1=
18×0.3=            1.2÷0.3=
0.49÷0.7=       8.5÷1.7= 
0.04×25=
9.782
53.73-17.49= 
42.4+7.6=
0.36÷0.03=            0.08
0.01÷0.2=
8.8÷0.2=    
0.75÷0.5=
0.7
0.08×1000=   
1.6×0.5=
2.5
0.74×0.4=   
0×25.4=    
÷3.2=
    8.76+0.351= 
    6.45÷0.01=
÷0.001=         
     7.5÷2.5= 
÷6=
×5=        
    0.1×6.7=        
×4=
7.5×3=         
4.8×0.4= 
 
17  39
 
 
 
      0.96 
 
 
 
5.4+4.6×2.8=   9-3.2×0.8=
(1.5+2.4)×0.2=   1.7+1.3×0.4= 
3.6×23.6=
8.5÷0.5+0.6= 
7.2÷0.8=     5.4÷0.6=
9.5÷0.1=          10÷2.5=         
35÷0.05=
0.64÷0.4= 
2.5÷0.5=      3.2×0.5=
0.21×0.3=       2.5-1.37=     
5.5÷11=
0.7×5=   
3.5× 1=           0.27×0.036=
1÷250=           6.64÷3.3= 
1. 8.2×0.7=
2.0.5×32=                
3.3.2÷0.8=
9.4÷6=  
5.0.8×0.92=         0.36÷0.03=
五年级数学上册第四单元口算题 
 
18  39 
5.5×2=                  4.8÷8=  
5.5×2=
4×7.5×2.5= 
2.4÷0.8=               4.98+0.62=
(2.7-2.7) ×3.5=       9.6÷4.8=   
3-1.5×2=
2
2.4×0.5=            0.125
0.48÷6=
6.4
0.6÷3+3=            0.91
3.25+0.75=
9.9
17×40=              100
3.2+1.68=
0.5+0.5
 50×0.8=             0.99
4.5×0.1=
6.4
1.3×7=              2
2.1×40÷10=
2.8
×3.1=    
×8-0.1=   
-4=   
÷13=
-0.9÷0.1=   
-63=   
÷0.5=  
÷33=
÷4=  
÷0.4=  
×0.4= 
 
19  39
 
14-7.4=            1.92÷0.04=
0.4×0.8=           4×0.2= 
1.7-0.47=
5-0.05=  
2.5×3=         3÷0.25=  
0.32×500=
0.65
10-5.4=           4
3.5×200=
1.5
0.75÷15=         5.5
 9.6÷4.8=
3
 2×3.1=           2.4
 0.125×8-0.1=
0.48
6.4-4=             0.6
  0.91÷13=
3.25+0.75=  
 9.9-0.9÷0.1=       17
100-63=
3.2
+4.35=  
÷20=  
-0.06=  
×2=
-1.5×2=   
×0.5=  
÷6=   
÷3+3=
×40=  
+1.68=  
 
20  39 
 4.8÷8=           0.5+0.5÷0.5=   
 50×0.8=
0.99÷33=  
4×7.5×2.5=        4.5×0.1=
2.4÷0.8=           (2.7-2.7)×3.5=  
 1.3×7=
2
2.1×40÷10=        2.8
  14-7.4=
1.92
0.4×0.8=            0.58
1.4×6=
6.4
 4.98+0.62=        1.7
 5-0.05=
2.5
3÷0.25=           0.32
0.65+4.35=
10
 4÷20=             3.5
1.5-0.06=
0.75
÷0.4=  
×0.4= 
÷0.04=  
+0.26=
÷4=   
-0.47=  
×3=   
×500=
-5.4=  
×200=  
÷15= 
 
21  39
 
 5.5×2=              4×0.25= 
0.36+1.54=          1.01×99=  
 420÷35=
25×12=   
135÷0.5=            0.51÷17=   
32.8+19=           5.2
 1.6×0.4=
4.9
 1÷5=                  6
0.87-0.49=
3.5
43÷0.1=             200
12-1.2=
1.3
0.42÷0.6=    6.3
0.21×0.3=
5.69
5.5÷11=         1.53
7.8+0.9=
7.5
12÷0.4=           0.56
÷1.3=  
×0.7=
÷12=    
×0.1=  
×0.04=  
×0.5=
÷0.7=    
÷0.5=  
-0.5=  
-2.5=
+4.44=  
 
22  39 
2.9+3.7+2.1=      4×0.25= 
 1.25×5×8=
7.6×8+2.4×8=  
1+0.1=               0.4+0.42=
1-0.5=                0.3+0.7=
42.8-4.28=            9.7-2=    
0.9-0.89=
3.5+0.5=     
5-0.64=              6.3+7=
7.2+2.8= 
1÷0.25×4=
1.2×0.5=
0.53÷0.5= 
1÷0.5=         1.4
3.07×100=
4.7+2.3=            4.5
6.9-2.5=
7.2
0.27-0.2=   
   2.5×4= 
42.9÷6=
   0.3÷0.1=  
×11=   
   0.36÷0.6=
×2=       
×0.8=  
 
23  39 
 
 
 
 6×3.4=
0.62-0.32=     
1.4×0.5=             0.75×100=
 0.02×0.5=           3.6÷0.3=       
6.3÷7=
5.6÷100=  
 0.75÷0.25=   
  
4.8÷0.3=
  0.56÷28=    
0.64÷0.8=     
  3.6÷24=
7.2+12.8=             46.7
12.8÷4=
5.2
12.5÷5=              
10÷20=
8.65×10=               
0.125×8=
0.96÷2=  
0.36÷0.4=      
0.72÷3.6=
0.8×1.1=       
-3.8=   
÷13=
1.64÷41=      
24÷15=      
0.35×0.6=
 
24  39 
       
       
 
 
3.08×0.01=
4.95×1000=    
6.9×0.1=               0.4×0.5=
2.4÷0.8=               10.8÷9=
9.6÷0.8=               0.108÷2=
4.95÷0.9=              
0.325×100=
0.56÷0.7=              
3.28×0.1=
7.2×0.1=               
0.25×0.4=
1÷2.5=                 
3.2÷0.04=
0.22×102=             
5×0.24=
4.5
3.9÷0.13              16.5
9.65÷0.1=
2.5×8=   
0.125×4=      
3.9÷0.13=
0.01×0.1=   
1.6÷0.8=    
1.25×0.8=
0÷1.7=    
9.6÷0.8=      
-0.05=
÷0.5=     
 
25  39 
 
5×0.12=               24×0.5=
4.8×0.5=             2.8+4.2=
0.84÷2.1=          3.8+5.6= 
1÷0.01=
0.96×10=              
 
 
 
 
 
 
 
 
练习一 
2.7×0.3=
8.4÷0.1=  
 
26  39 
 
1.9÷19=              0.15×0.4=
0.42×1.01=            0.75×8=  
0÷1.69=
0.6÷10=    
1÷0.25=               0×3.7=
2.08÷0.1=    
0.05×0.6=   
2.2×3=
1.2×0.3=   
0.25÷5=      
0.15×0.4=
0.63÷7=               
0.81÷0.9=
0.3×0.16=             
0.88÷0.4=
0.4×0.5=  
1.7×3=   
7.6÷4=
9.9÷1.1=    
0.25÷0.5=   
0.05×6=
练习二 
7.2÷3.6=  
4.3×0=   
6÷12=
12÷20=     
 
27  39 
         
         
            
          
           
          
0.81÷0.3=             1÷0.25=    
7×0.01=
0.05×6= 
0.02×0.03=            0.81÷3=
1.06×5=               0.2×0.35=
2.7×0.2=              
1.5×6=
2.4×0.2=              
  2.13×2=
一 快速计算下列各题. 
2.1÷2=
0.3×10.1=             
2.08÷0.1=
7×0.05=               
0.45×2=
0.45×0.2= 
0.05×0.8=    
0.4×6=
0.25×4= 
练习三 
0.77÷35=  
3.6÷0.3=
1.06×5= 
7.2×0.9=  
2.51×104=   
28  39 
 
 
0÷1.69=
0.4×0.5= 
 3÷1.2=                0.51÷0.3=
8.4÷7=                8.08÷8=  
 4.05×1000=
0.92÷4= 
   
 
2.4×0.2=              
8.4÷0.1=            
2.55×0.4=
0.42×1.01=  
0.75×8=
0.6÷10=              
3.6÷0.3=
1.06×5=             
练习一 
0.96×10=
1.5×0.3=  
0.15×0.4=
0.8×0.5= 
1÷0.2=   
1÷0.25=
2.08÷0.1=  
2.51×104=  
 
29  39 
 
0÷1.69=             0.4×0.5=
1.7×3=               2.2×3=    
7.6÷4=
0.85÷0.5= 
0.25÷0.5=            0×3.7=
1.2×0.3=   
0.25÷5=
0.95÷9.5=            
1÷0.01=
0.54÷0.2=            
0÷0.56=
4÷0.25=              
0.24÷0.6=
0.84÷0.21= 
0.63÷7=    
9.9÷1.1=
1.5×0.6=   
6.13÷100=  
练习二 
0.63÷9=
0.7×0.8=  
0.05×0.6= 
0.70÷0.1=
0.48÷48=  
1÷0.01= 
7.2÷3.6= 
 
30
39 
          
          
 
              
 
0.75×4=
8.4÷0.4=     
0.81÷0.9=               0.8×1.25=
4.3×0=                  0.3×0.16=  
1÷0.25=
0.12÷20=    
23.7×0.01=   
0.04×20=
0.2×0.35=   
 0.28÷0.7=
8.2÷0.01=               
0.4×0.5=
0.81÷0.3=               
1.5×6=
0.05
0.25÷5=                 
2.7×0.3=
0.73×0.4=               
0.02×0.03=
0.81÷3=  
2.7×0.2=    
0.16÷0.4=
0.75÷0.3=   
0.45×0.2= 
10÷0.5=
×0.8= 
4÷0.5=   
0.65×0.6=  
0.05×6=
 
31  39 
           
 
0.4×6=                  2.13×2=
0.25×4=                 4.5×6= 
1.6×0.8=
7.5÷1.5=   
7.2÷0.6=                3.9÷3.9=
2.1÷2=                  
0.77÷35=
3.6÷1.8=                
8.21÷0.1=
0.36×0.2=  
7.2×0.9=
3÷1.2=                  
1÷0.125=
1.5×60=                 
6.1×0.4=
2.43×101=  
2.4÷30=     
0.3×10.1=
5÷0.25=  
0.7×1.4= 
7×0.05=  
0.45×2=
8.1÷0.09= 
1.2×0.5=    
60÷0.5=
19×1.6=  
0.51÷0.3=   
 
32  39 
             
             
             
 
8.4÷7=
1.9÷19=   
6÷12=                   0.88÷0.4=
7.8÷0.6=                8.08÷8=
4.05×1000=              0.25×96=   
0÷1.5=
4.4×0.1=               4.2
3.1×0.7=
 0.73×0.4=              
4.4×0.1=
7.4÷0.5=                
0.65×0.6=
1.34×2=                 
3.4×0.6=
7.2×0.01=               
0.15×0.4=
6.3÷2.1= 
×0.8= 
0.5×0.2=  
1.5÷0.15=
0.7×1=     
0.72÷8=  
4.5÷0.3=
1÷0.01=    
9.6÷1.6= 
11.2÷0.2=
0.05×6= 
 
33  39 
 
 
 
 
4.2÷21=          6.28÷3.14=
 1.25÷2.5= 
0.45÷0.5=               6÷12=
0.88÷0.4=               4.9÷0.01=
0.03×0.4=               
0.7÷100=
6.3÷21=                
8.4÷0.21=
1.5×0.3=               
0.24÷0.6=
0.84÷0.21=             
15÷1.5=
0.55÷11=      
3.2×0.01=      
0.5×0.4=
12.8÷0.4= 
9.4÷0.2=  
1.34×2=
1.2÷0.3= 
0.15×0.4=  
0.48÷48=
2.55×0.4= 
 2.5×0.4=   
 9.2÷2.3=  
0.55÷05= 
2.6÷1.3=  
 
34  39 
 
 
 
 
 3.2×0.5=      4.2×0.8=
  0.06×0.15=     3.1×0.7=  
 9.6÷6=
8×0.125=     
5.1÷1.7=        3.4÷1.7=  
3.6÷0.9=      
  6.3÷0.9=      
  0.7×1=
3.2÷0.4=       
 0.9÷0.45=     
 1.5×3=
1.8×5=       
3.4×0.6=       
7.2×0.01=
0.1÷0.125=     
4.2÷21=
1.5÷0.15=   
4.4×0.1=   
 8.4÷2.1=
 7×0.09=   
 8.5÷0.5=  
 2.5×0.04=
 4.5÷0.3= 
  9.6÷1.6=  
 3.6÷2=
11.2÷0.2=  
6.28÷3.14=   
 
35  39
   
  
 
 
 
  
 
 
   
 
 1.25÷2.5=      8.1÷0.3=
6.28÷3.14=     1.25÷2.5=    
 7.2÷0.09=
1.2÷0.3= 
0.36÷12=      
6.25×8=
2.4×0.5=     
0.27÷3=      
0.01×0.1=
4.4×2.5=      
0.72÷8=       
0.37×20=
 0.45÷0.5=    
 
 
练习二 
 0.5×0.2=
0.75×4= 
22×0.02= 
12.8÷0.4= 
9.8×0.7=   
7.4÷0.5=    
0.32÷0.8= 
5.5×0.3= 
  4.9÷0.01=   
 
36  39 
 
 
 
 
 
 
 
 
0.25×0.04=      0.25×0.8=
8.4÷0.01=       2.7÷3=   
0.05×0.6=
0.8×1.25=    
0.03×0.4=      12.8÷0.4=
0.7÷100=     
6.3÷21=      
看谁算得又对又快.
0.05×0.8=    
 1.34×2=     
0.91÷9.1=
7.2÷0.12=    
4×0.24+0.24=   
6.3÷0.5÷2=
10÷2.5×4=          
 9.4÷0.2=
0.8×7.2= 
练习四 
 7.5÷0.5÷2=
8.4÷0.21=  
   0÷3.66=  
   0.8×25=
   2.5×4= 
   1.8÷0.6÷0.3= 
1.5+1.5×4=
 
37  39 
 
  
(1.5-0.5)×0.8=    1.25×32×2.5=  
1÷4÷8÷0.25=   25.25×6.4×4÷0.64=
2.2×0.6÷2.2×0.6=  8.6×45+8.6×55=
(9.2-9.2)÷0.39=  0.7×0.3÷0.7×0.3=
9.81×0.1+0.5×98.1+0.049×981=
(1.25+1.25+1.25+1.25)×25×8=
4.5×4.5+4.5+4.5+4.5= 
 
0.88÷0.4=
4.9÷0.01=  
0.03×0.4=               12.8÷0.4=
0.25×0.04=          0.25×0.8= 
8.4÷0.01=
2.7÷3=   
4.4×2.5=              7.4÷0.5=
0.72÷8=               0.32÷0.8= 
1.25÷2.5=
8.1÷0.3=    
 
38  39 
 
6
0.9÷0.45=        8.5÷0.5=  
2.5×0.04=
1.25÷2.5= 
 1.5×3=            12.8÷0.4=
4.9÷0.01=           9.4÷0.2=     
0.88÷0.4=
0.03×0.4=               
1.34×2=
6.3÷21=    
 
39  39