7 |
4 |
21 |
8 |
1 |
3 |
7 |
12 |
9 |
20 |
11 |
30 |
13 |
42 |
15 |
56 |
17 |
72 |
19 |
90 |
4 |
9 |
5 |
6 |
1 |
2 |
7 |
8 |
1 |
2 |
1 |
4 |
5 |
18 |
3 |
5 |
8 |
3 |
5 |
13 |
5 |
26 |
2 |
5 |
1 |
n(n+1) |
1 |
n |
1 |
n+1 |
7 |
4 |
21 |
8 |
8 |
21 |
8 |
21 |
80 |
3 |
1 |
3 |
7 |
12 |
9 |
20 |
11 |
30 |
13 |
42 |
15 |
56 |
17 |
72 |
19 |
90 |
4 |
3 |
1 |
3 |
1 |
4 |
1 |
4 |
1 |
5 |
1 |
5 |
1 |
6 |
1 |
6 |
1 |
7 |
1 |
7 |
1 |
8 |
1 |
8 |
1 |
9 |
1 |
9 |
1 |
10 |
4 |
3 |
7 |
3 |
7 |
4 |
9 |
4 |
9 |
5 |
11 |
5 |
11 |
6 |
13 |
6 |
13 |
7 |
15 |
7 |
15 |
8 |
17 |
8 |
17 |
9 |
19 |
9 |
19 |
10 |
4 |
3 |
7 |
4 |
9 |
4 |
11 |
6 |
13 |
6 |
15 |
8 |
17 |
8 |
19 |
10 |
7 |
3 |
9 |
5 |
11 |
5 |
13 |
7 |
15 |
7 |
17 |
9 |
19 |
9 |
4 |
3 |
19 |
10 |
7 |
3 |
4 |
3 |
19 |
10 |
7 |
3 |
9 |
10 |
4 |
9 |
5 |
6 |
1 |
2 |
7 |
8 |
1 |
2 |
4 |
9 |
1 |
3 |
3 |
8 |
1 |
2 |
1 |
4 |
5 |
18 |
3 |
5 |
1 |
4 |
97 |
20 |
18 |
5 |
18 |
5 |
123 |
20 |
18 |
5 |
1 |
4 |
97 |
20 |
123 |
20 |
18 |
5 |
1 |
4 |
18 |
5 |
1 |
4 |
8 |
3 |
5 |
13 |
5 |
26 |
2 |
5 |
8 |
3 |
12 |
5 |
15 |
4 |
75 |
2 |
科目:小学数学 来源: 题型:
脱式计算: 205×36-2940÷28 |
|
0.75×
| ||||||||||||||
[11÷(
|
8.7-3.4×3.5÷1.7 | (
|
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科目:小学数学 来源: 题型:
(1)864÷24-4×7 | (2)(2028-47×36)÷28 |
(3)(45+36)÷(171÷19) | (4)(2560÷8-137)×45 |
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科目:小学数学 来源: 题型:解答题
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