题目内容

14×2=10×2＋4×2=20＋8=28

17×2=____________________

13×2=____________________

19×2=____________________

答案：34;26;38
练习册系列答案
相关题目
计算直径为10毫米的圆的面积的列式是3.14×（10÷2）2．
√
√
（判断对错）
3
4
5
-2.7=		 14×
2
7
=		  
15
16
÷5=
 1
1
3
÷
1
3
=
1
2
×
1
5
×
1
4
=		 0÷2
2
7
×9
1
5
=
 
1
3
+3÷
1
2
=		  
7
15
-
2
5
=
1
2
+
1
4
=
 4÷
2
3
=
9
14
-
9
14
=		  
3
4
+
1
3
=
7
12
×
3
14
=		 24÷
3
8
=		  
3
10
×
5
9
=
 
1
5
÷3=		 4-
2
5
=
1
5
÷3=
9
14
-
7
14
=		  
1
3
+3÷
1
2
=		 5-
3
4
=
2
3
8
×9
1
5
×0=		  
1
3
÷
1
6
=		  
1
3
×
1
4
×
1
2
=
3
10
×
5
6
=		  
1
6
×3=		  
3
8
+85+
5
8
=
4-
7
8
-
1
8
=
7
9
-
1
3
=		  
3
4
÷
1
2
=
 0.25×8= 3.4-
8
13
-
5
13
=
1
3
+0.5=
10.5-1.05=  
3
10
×
5
12
=		 10.01÷10%=
1.5×
3
5
=		  
4
5
÷80%=		  1×9÷
1
9
=
3×
1
3
÷
3
4
÷4=
口算．
62÷2=		 4×10= 88÷4= 4000-3000= 14×2=
48÷2= 4×31= 800+5000= 15+40= 3×12=
35-8= 6400-6000= 66÷3= 55÷5= 28÷7=
5800-800=

14×2=10×2＋4×2=20＋8=28

17×2=____________________

13×2=____________________

19×2=____________________

违法和不良信息举报电话：027-86699610 举报邮箱：58377363@163.com

精英家教网