1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
1 |
90 |
2 |
5 |
2 |
5 |
1 |
6 |
1 |
2 |
1 |
3 |
1 |
12 |
1 |
3 |
1 |
4 |
1 |
20 |
1 |
4 |
1 |
5 |
1 |
30 |
1 |
5 |
1 |
6 |
1 |
42 |
1 |
6 |
1 |
7 |
1 |
56 |
1 |
7 |
1 |
8 |
1 |
72 |
1 |
8 |
1 |
9 |
1 |
90 |
1 |
9 |
1 |
10 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
1 |
90 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
1 |
90 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
1 |
90 |
1 |
2 |
1 |
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 |
1 |
2 |
1 |
10 |
2 |
5 |
2 |
5 |
2 |
5 |
科目:小學(xué)數(shù)學(xué) 來源: 題型:
1 |
2 |
1 |
6 |
1 |
12 |
1 |
110 |
5 |
7 |
7 |
12 |
6
| ||||
|
1 |
11 |
1 |
3 |
1 |
3 |
a |
2 |
b |
3 |
c |
4 |
3a+b-2c |
c-b+a |
1 |
1+2 |
1 |
1+2+3 |
1 |
1+2+3+4 |
1 |
1+2+3+4+…+10 |
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科目:小學(xué)數(shù)學(xué) 來源: 題型:
7 |
4 |
21 |
8 |
2 |
3 |
1 |
3 |
5 |
4 |
1 |
2 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
2003+2002×2004 |
2003×2004-1 |
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科目:小學(xué)數(shù)學(xué) 來源: 題型:
1 |
2 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
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科目:小學(xué)數(shù)學(xué) 來源: 題型:
3 |
4 |
84 |
5 |
5 |
8 |
23 |
4 |
1 |
3 |
2 |
5 |
1 |
6 |
1 |
12? |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
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科目:小學(xué)數(shù)學(xué) 來源: 題型:
1 |
2 |
1 |
1×2 |
1 |
2 |
1 |
6 |
1 |
2×3 |
1 |
2 |
1 |
3 |
1 |
12 |
1 |
3×4 |
1 |
3 |
1 |
4 |
1 |
20 |
1 |
4×5 |
1 |
n(n+1) |
1 |
1×2 |
1 |
2×3 |
1 |
3×4 |
1 |
n(n+1) |
1 |
2 |
1 |
2 |
1 |
3 |
1 |
3 |
1 |
4 |
1 |
n |
1 |
n+1 |
n |
n+1 |
1 |
2 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
1 |
90 |
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