欧美日韩黄网欧美日韩日B片|二区无码视频网站|欧美AAAA小视频|久久99爱视频播放|日本久久成人免费视频|性交黄色毛片特黄色性交毛片|91久久伊人日韩插穴|国产三级A片电影网站|亚州无码成人激情视频|国产又黄又粗又猛又爽的

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
=
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
=
1
3
÷
3
4
÷4
=
3
4
5
-2.7=1.1,
14×
2
7
=4,
15
16
÷5=
3
16
,
1
1
3
÷
1
3
=4,
1
2
×
1
5
×
1
4
=
1
40
,
0÷2
2
7
×9
1
5
=0,
1
3
+3÷
1
2
=6
1
3
,
7
15
-
2
5
=
1
15
,
1
2
+
1
4
=
3
4
,
2
3
=6,
9
14
-
9
14
=0,
3
4
+
1
3
=
13
12
,
7
12
×
3
14
=
1
8
,
24÷
3
8
=64,
3
10
×
5
9
=
1
6
,
1
5
÷3
=
1
15
,
4-
2
5
=3
3
5
1
5
÷3
=
1
15
,
9
14
-
7
14
=
1
7
1
3
+3÷
1
2
=6
1
3
,
5-
3
4
=4
1
4
,
2
3
8
×9
1
5
×0
=0,
1
3
÷
1
6
=2,
1
3
×
1
4
×
1
2
=
1
24
,
3
10
×
5
6
=
1
4
,
1
6
×3
=
1
2
,
3
8
+85+
5
8
=86,
4-
7
8
-
1
8
=3,
7
9
-
1
3
=
4
9
,
3
4
÷
1
2
=
3
2
,
0.25×8=2,3.4-
8
13
-
5
13
=2.4,
1
3
+0.5=
5
6
,
10.5-1.05=9.45,
3
10
×
5
12
=
1
8
,
10.01÷10%=100.1,
1.5×
3
5
=0.9,
4
5
÷
80%=1,
1×9÷
1
9
=81,
1
3
÷
3
4
÷4
=
1
3
故答案為:1.1,4,
3
16
;4,
1
40
,0,6
1
3
,
1
15
3
4
;6,0,
13
12
;
1
8
,64,
1
6
;
1
15
,3
3
5
,
1
15
;
1
7
,6
1
3
,4
1
4
;0,2,
1
24
1
4
,
1
2
,86;3,
4
9
3
2
;2,2.4,
5
6
;
9.45,
1
8
,100.1;0.9,1,81;
1
3
練習(xí)冊(cè)系列答案
相關(guān)習(xí)題

科目:小學(xué)數(shù)學(xué) 來源:不詳 題型:解答題

1
3
-
1
5
=
3
4
÷12=
15×
3
5
=
36÷
4
9
=
3
4
+
5
8
=
4
9
×12=
3
2
÷
3
8
=
3
10
×
5
6
=

查看答案和解析>>

科目:小學(xué)數(shù)學(xué) 來源:不詳 題型:解答題

直接寫得數(shù).
1
2
+
1
4
=
1
3
-
1
6
=
7
15
×
5
7
=
5
8
÷10=
3
4
×
8
9
=
1
3
3=

查看答案和解析>>

科目:小學(xué)數(shù)學(xué) 來源:不詳 題型:解答題

直接寫出得數(shù)
1
3
+
1
7
=
1
4
-
1
5
=
2
3
-
5
12
=
2
3
-
1
5
=
3
4
+
2
7
-
3
4
=
1-
5
8
=
4
11
+
7
11
=
2
7
+
3
4
+
5
7
=
7
8
-
1
2
=
2
9
+
4
9
=

查看答案和解析>>

科目:小學(xué)數(shù)學(xué) 來源:不詳 題型:解答題

直接寫出得數(shù).
1
3
+
2
5
=
2
3
-
2
5
=
3
4
+
3
8
=
1
2
+
1
6
=
3
5
×
7
9
=
12
7
×
14
15
=
4
7
÷
8
14
=
5
9
÷
5
6
=
1.5×0.4=10÷2.5=2.4×5=0.78÷1.3=

查看答案和解析>>

科目:小學(xué)數(shù)學(xué) 來源:不詳 題型:解答題

直接寫出得數(shù).
1
3
=
1-
1
2
-
1
3
=
5
8
×
2
3
=
1
9
=
1
6
×12=
(3
1
8
+
7
9
)×0=
2
9
÷
3
5
=
1
2
+
7
12
=

查看答案和解析>>

科目:小學(xué)數(shù)學(xué) 來源:不詳 題型:解答題

直接寫出得數(shù)
1
3
-
1
5
=
10÷
5
7
=
35×
1
14
=
23
100
=
3
4
×6=
3
8
+
7
8
=
5-
5
9
=
1
4
÷5×
1
4
=
6+
5
6
=
8
9
÷
9
8
=

查看答案和解析>>

科目:小學(xué)數(shù)學(xué) 來源:不詳 題型:解答題

計(jì)算:
5
12
-
3
4
+1.9

查看答案和解析>>

科目:小學(xué)數(shù)學(xué) 來源:不詳 題型:解答題

看誰算得又對(duì)又快.
1-
1
3
=
3
7
+
2
7
=
3
7
+
4
7
=
1
6
+
2
6
=
7
8
-
3
8
=
7
10
+
2
10
=.

查看答案和解析>>

同步練習(xí)冊(cè)答案