题目内容

直接计算对又快
1÷
1
50
=
5
7
+
2
7
=
1
3
÷3=
1
4
×10
3
5
×
1
3
=
1
4
-
1
6
=		0÷
1
3
=
7
8
-
7
8
×
1
4
．
1÷
1
50
=50
5
7
+
2
7
=1
1
3
÷3=
1
9
1
4
×10=
5
2
3
5
×
1
3
=
1
5
1
4
-
1
6
=
1
12
0÷
1
3
=0
7
8
-
7
8
×
1
4
=
21
32
练习册系列答案
相关题目
直接写得数．

7
10
-
1
5
=		8÷0.4=
1
3
-
5
24
=
5
7
+
5
14
=
5
9
-
2
5
=		7-6.38=
1
4
+
1
5
=
5
8
+
1
3
=		0.22×0.5=
10-4.8-3.2=
口算
1
5
+
4
5
=		2.25+1.75=1-
3
8
=		12.5×8=1.8÷0.3=
6.5÷5=7.2÷90=24.8÷8=0.23×20=5.6÷0.8=
5
8
-
1
8
=		40×0.9=1.63+7=
7
10
-
3
10
=		6.1×0.7=
3
10
+
1
30
=		20.5-1.5=35÷0.7=2.5×4=3-1
2
7
=
1-
2
3
=______
______个______减______个
1
3
，剩______个
1
3
，就是
()
()
．
1
5
+
1
5
9
17
+
6
17
6
7
-
3
7
17
19
-
12
19
 1-
5
12
13
13
-1
56
100
+
31
100
-
72
100
56
73
-
29
73
-
17
73
 1-
13
19
+
8
19
16
25
-
13
25
+
9
25
．
请写出下列各题的得数．
7
11
-
5
11
=
1
2
-
1
3
-
1
8
=
11
13
-
5
8
+
2
13
=
3
5
+
3
5
=
1
6
+
1
9
+
1
12
=
7
8
-
5
8
+
3
8
=
分数加减法的法则和整、小数加减法法则一样，都是把相同单位的个数相加减．______．
2
5
+
2
9
+
7
9
7
13
+
3
4
-
6
13
2
3
-
2
7
+
5
7
9
8
-
1
7
+
1
8
-
6
7
5
9
-
1
3
+
5
6
11
8
-（
3
10
+
3
8
）-
7
10
．
6个
1
8
与2个
1
8
的差列示是（　　）
A．
6
8
+
2
8
B．
6
8
-
2
8
C．
8
6
+
8
2
D．
8
6
-
8
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