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珠心算2.doc

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珠心算2.doc

上传人:zxwziyou8 2022/4/17 文件大小:21 KB

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珠心算2.doc

文档介绍

文档介绍:5334 - 3480 =
2599 + 5414 =
4388 - 2099 =
4328 - 1067 =
3644 - 1479 =
4108 - 3021 =
4713 - 1809 =
3332 - 2
11 - 7 =
14 - 9 =
4 + 5 =
17 + 1 =
17 + 12 =
5 + 20 =
4 + 18 =
19 - 3 =
14 - 2 =
20 + 19 =
11 + 18 =
14 - 7 =
6 + 5 =
11 - 10 =
14 + 18 =
11 - 7 =
17 - 16 =
16 - 15 =
13 + 11 =
2 + 5 =
11 - 8 =
18 - 8 =
14 - 8 =
10 - 6 =
19 + 2 =
3 + 7 =
11 + 14 =
1 + 12 =
16 - 11 =
5 + 18 =
16 - 4 =
11 - 3 =
17 + 15 =
17 + 2 =
20 + 9 =
15 - 2 =
20 + 19 =
9 - 1 =
9 - 8 =
9 - 4 =
11 - 2 =
15 - 14 =
17 - 16 =
10 - 1 =
19 - 17 =
5 + 9 =
10 + 10 =
16 - 6 =
4 - 4 =
15 + 4 =
1 + 19 =
1 + 17 =
2 + 10 =
10 + 18 =
3 + 19 =
19 + 20 =
19 - 18 =
16 + 9 =
12 + 3 =
13 + 16 =
7 + 3 =
16 - 14 =
3 + 5 =
2 + 19 =
12 - 2 =
18 + 17 =
10 + 16 =
11 - 1 =
10 + 2 =
10 - 2 =
4 - 3 =
3 + 6 =
18 - 7 =
13 - 13 =
15 - 2 =
17 + 10 =
13 - 6 =
15 - 10 =
13 + 6 =
19 - 14 =
4 + 20 =
10 - 8 =
18 - 7 =
16 - 14 =
17 - 7 =
9 - 3 =
15 - 15 =
17 + 12 =
14 - 4 =
6 + 14 =
13 - 9 =
17 - 14 =
19 + 7 =
2 + 5 =
10 - 3 =
90 + 49 =
54 + 75 =
24 - 3 =
79 - 70 =
20 - 9 =
46 - 4 =
93 - 5 =
99 - 14 =
39 - 23 =
11 + 62 =
62 - 9 =
94 - 16 =
38 + 70 =
1 + 72 =
18 - 16 =
31 - 16 =
13 + 89 =
55 + 86 =
85 + 7