基础园

______+______=______
______×______=______.
11
+
6
11
表示______他
1
11
加上______他
1
11
,和是______.
直接写出得数
1-
1
3
=
1
2
-
1
3
=
2
3
=
3
5
÷12=
9
10
×
5
6
=
5
8
÷
1
2
=
1
10
÷
1
100
=
4
5
×0×
4
5
×
1
4
=
(1)
29
43
+(
22
43
-
8
43
)

(2)
2
3
×
7
12
÷
7
8
1
2
3
-
1
3
=______           
3
4
+
2
4
=______.
1
2
+
1
3
=______.
9
7
11
-(2
5
8
+4
7
11
)
1
4
+
1
5
=
1-
6
11
=
6
7
=
1
2
-
1
3
=
1
5
×
1
5
=
19
10
=
0.9+99×0.9=(
5
6
+
1
4
)×12=
3
4
:X=3:12
1
4
吨多
1
2
吨是______吨,比
1
4
吨多
1
2
是______吨.