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计算下面各题,能用简便算法的就用简便算法.(35+415)×1547-49×274-813÷526-4540+1.8×35611÷3×58(0.75-516)×(37+914)

题目详情
计算下面各题,能用简便算法的就用简便算法.
3
5
+
4
15
)×15       
 
4
7
-
4
9
×
2
7
          
4-
8
13
÷
5
26
-
4
5
40+1.8×
3
5
           
 
6
11
÷3×
5
8
       
(0.75-
5
16
)×(
3
7
+
9
14
计算下面各题,能用简便算法的就用简便算法.
3
5
+
4
15
)×15       
 
4
7
-
4
9
×
2
7
          
4-
8
13
÷
5
26
-
4
5
40+1.8×
3
5
           
 
6
11
÷3×
5
8
       
(0.75-
5
16
)×(
3
7
+
9
14
计算下面各题,能用简便算法的就用简便算法.
3
5
+
4
15
)×15       
 
4
7
-
4
9
×
2
7
          
4-
8
13
÷
5
26
-
4
5
计算下面各题,能用简便算法的就用简便算法.
3
5
+
4
15
)×15       

3
5
+
4
15
)×15       
3
5
3355
4
15
)×15       
4
15
441515 
4
7
-
4
9
×
2
7
          
4
7
-
4
9
×
2
7
          
4
7
4477
4
9
×
2
7
          
4
9
4499
2
7
          
2
7
22774-
8
13
÷
5
26
-
4
5
8
13
÷
5
26
-
4
5
8
13
881313
5
26
-
4
5
5
26
552626
4
5
4
5
4455 40+1.8×
3
5
           
 
6
11
÷3×
5
8
       
(0.75-
5
16
)×(
3
7
+
9
14
40+1.8×
3
5
           
3
5
           
3
5
3355 
6
11
÷3×
5
8
       
6
11
÷3×
5
8
       
6
11
661111
5
8
       
5
8
5588(0.75-
5
16
)×(
3
7
+
9
14
5
16
)×(
3
7
+
9
14
5
16
551616
3
7
+
9
14
3
7
3377
9
14
9
14
991414
▼优质解答
答案和解析
(1)(
3
5
+
4
15
)×15       
=
3
5
×15+
4
15
×15  
=9+4
=13

(2)
4
7
-
4
9
×
2
7

=
4
7
-
4
7
×
2
9

=
4
7
×(1-
2
9

=
4
7
×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
3
5
333555+
4
15
)×15       
=
3
5
×15+
4
15
×15  
=9+4
=13

(2)
4
7
-
4
9
×
2
7

=
4
7
-
4
7
×
2
9

=
4
7
×(1-
2
9

=
4
7
×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
4
15
444151515)×15       
=
3
5
×15+
4
15
×15  
=9+4
=13

(2)
4
7
-
4
9
×
2
7

=
4
7
-
4
7
×
2
9

=
4
7
×(1-
2
9

=
4
7
×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
3
5
333555×15+
4
15
×15  
=9+4
=13

(2)
4
7
-
4
9
×
2
7

=
4
7
-
4
7
×
2
9

=
4
7
×(1-
2
9

=
4
7
×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
4
15
444151515×15  
=9+4
=13

(2)
4
7
-
4
9
×
2
7

=
4
7
-
4
7
×
2
9

=
4
7
×(1-
2
9

=
4
7
×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
4
7
444777-
4
9
×
2
7

=
4
7
-
4
7
×
2
9

=
4
7
×(1-
2
9

=
4
7
×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
4
9
444999×
2
7

=
4
7
-
4
7
×
2
9

=
4
7
×(1-
2
9

=
4
7
×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
2
7
222777
=
4
7
-
4
7
×
2
9

=
4
7
×(1-
2
9

=
4
7
×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
4
7
444777-
4
7
×
2
9

=
4
7
×(1-
2
9

=
4
7
×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
4
7
444777×
2
9

=
4
7
×(1-
2
9

=
4
7
×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
2
9
222999
=
4
7
×(1-
2
9

=
4
7
×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
4
7
444777×(1-
2
9

=
4
7
×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
2
9
222999)
=
4
7
×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
4
7
444777×
7
9

=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
7
9
777999
=
4
9


(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
4
9
444999

(3)4-
8
13
÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
8
13
888131313÷
5
26
-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
5
26
555262626-
4
5

=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
4
5
444555
=4-
8
13
×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
8
13
888131313×
26
5
-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
26
5
262626555-
4
5
   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
4
5
444555   
=4-
16
5
-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
16
5
161616555-
4
5
    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
4
5
444555    
=4-(
16
5
+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
16
5
161616555+
4
5

=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
4
5
444555)
=4-4
=0

(4)40+1.8×
3
5
 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
3
5
333555 
=40+
9
5
×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
9
5
999555×
3
5
 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
3
5
333555 
=40+
27
25

=41
2
25
作业帮用户 2017-10-15 举报
27
25
272727252525
=41
2
25
作业帮用户 2017-10-15 举报
2
25
222252525
作业帮用户 2017-10-15 举报
作业帮用户 2017-10-15 举报
作业帮用户作业帮用户 2017-10-152017-10-15 举报 举报