20以内减法(破十法)练习题.
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2021年01月24日 14:59
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20
以内减法练习题（破十法）
例
：
15
—
8 =
7
5
10
2
18
—
9
=
15
—
9 =
12
—
9 = 11
16
—
8
= 15
13
—
8
= 12
16
—
7 =
17
—
9
=
14
—
9
=
—
9 =
—
8
= 14
—
8
= 11
15
—
7
=
—
9 =
13
—
9 =
17
—
8 =
—
8
=
—
8
=
—
7
=
16
14
13
—
7
= 12
—
7
= 11
—
7 =
15
—
6 = 14
—
6 = 13
—
6 =
12
—
6 = 11
13
—
5 = 12
13
—
4 = 12
12
—
3 = 11
13
—
5 = 12
—
6
= 14
—
5 = 11
—
4 = 11
—
3 =
—
5 = 11
—
5 =
—
5 =
—
4 =
11
—
2 =
—
5 =
13
—
4 = 12
—
4 = 11
—
4 =
16
—
7 = 15
—
7 =
14
—
7 =
18
—
9 = 17
15
—
9 = 14
13
—
7 =
12
—
9 = 11
16
—
8 = 15
—
9 = 16
—
9 = 13
12
—
7 = 11
—
9 = 17
—
8 = 14
—
9 =
—
9 =
—
7 =
—
8 =
—
8 =
13
—
4 =
12
—
4 = 11
—
4 =
12
—
3 = 11
—
3 = 11
—
2 =
13
—
5 = 12
13
—
8 =
16
—
7 = 15
12
—
6 = 11
15
—
9 =
—
5 = 11
12
—
8 = 11
—
7 = 14
—
6 = 14
14
—
9 = 13
—
5 =
—
8 =
—
7 =
—
5 =
—
9 =
13
—
4 = 12
—
4 = 11
—
4 =
12
—
3 = 11
—
3 = 11
—
2 =
13
—
5 =
13
—
8 = 12
16
—
7 = 15
12
—
6 =
15
—
9 = 14
12
—
5 = 11
—
8 = 11
—
7 = 14
11
—
6 = 14
—
9 = 13
—
5 =
—
8 =
—
7 =
—
5 =
—
9 =
13
—
4 = 12
—
4 = 11
—
4 =
16
—
7 =
15
—
7 = 14
—
7 =
18
—
9 = 17
15
—
9 = 14
13
—
7 = 12
12
—
9 = 11
16
—
8 = 15
—
9 = 16
—
9 = 13
—
7 = 11
—
9 = 17
—
8 = 14
—
9 =
—
9 =
—
7 =
—
8 =
—
8 =
13
—
4 = 12
—
4 = 11
—
4 =
16
—
7 = 15
—
7 = 14
—
7 =
18
—
9 = 17
15
—
9 = 14
13
—
7 = 12
12
—
9 = 11
16
—
8 = 15
—
9 = 16
—
9 = 13
—
7 = 11
—
9 = 17
—
8 = 14
—
9 =
—
9 =
—
7 =
—
8 =
—
8 =