内高班-九年级化学教学计划

2020年9月21日发(作者：瞿维)

口算训练

1111111171
+ = ÷ = × = - = + =
2323232393


3
151813131
+ = + = + = + =
-

10
5


2
5
+
2
5
=

5
14

2
7



×4=


2
15

1
30





2
5
-
1
3





2
9

2
7





9
11
-
2
3






84
2
5
÷
2
5
=

31
4

5


80=

34
7

7


3
7

1
2


17
12
-
5
6


9
14

1
2


213
22
5
×
5
=


1
9

1
5


÷
11
12
=

3
8

1
4


9
10
-
1
6


1
11

1
5



7
13
-
3
26


72145
222
5
-
5
= 1 +
5
=

1
8

5
6


3
8
-
1
4


271
49
×
8
=
25
÷
2
5
=

1
7

2
11


1
5
-
1
6


2
8

5
8


51
12
-
4



3
10

5
6


11
7
-
9



3111
8

10


10
-
11



× 1

3
151813131
÷ = ÷= ÷ = ÷= × =
10
584213721721

4 ÷
1101058
= × 17 = 10 ×= × 12 = ×8=
16171169

1514
×12= 8×= 99×17= 1÷= 14÷ =
16

13
25
×5= 1


5X+
1
5
X=



7
6
÷
1
4
=



2
-
13
4
-
4
=


31
13
+
13
=



2
5
×
1
3




2
9
×
2
7




92
11
×
3





÷
1
5
= 25
5
8
n +
1
4
n=
117
14
+
22
=
4
7
+
3
14
=
31
13
÷
13
=
31
7
×
2


17
12
÷
5
6


9
14
×
1
2


5
×
1
5
= 30×
5
6
=
3
8
×
8
9
=
2
3
-
18123
2
=
9
m-
3
m=
7
+
14
=
8
63
÷
5
18
=
5
8
÷
1
4
=
5
8
×
8
5
=
5
6
÷
6
5
=
4
5
-
1
5
=
3
13
-
1
13
=
414171
5
÷
5
=
5
+
5
=
6
×
4
=
9
10
×
1
6


2
8
×
5
8


51
12
×
4


1
11
÷
1
5


3511
10
÷
6


7
÷
9


7
13
÷
33111
26


8
÷
10


10
÷
11


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