1 |
2 |
1 |
2 |
1 |
2 |
1 |
4 |
1 |
4 |
1 |
2 |
1 |
4 |
1 |
8 |
1 |
8 |
1 |
2 |
1 |
4 |
1 |
8 |
1 |
16 |
1 |
16 |
1 |
16 |
1 |
2 |
1 |
4 |
1 |
8 |
1 |
16 |
1 |
32 |
1 |
32 |
1 |
32 |
1 |
2 |
1 |
4 |
1 |
8 |
1 |
16 |
1 |
128 |
1 |
128 |
1 |
128 |
1 |
2 |
1 |
4 |
1 |
8 |
1 |
16 |
1 |
256 |
1 |
256 |
1 |
256 |
1 |
2 |
1 |
4 |
1 |
8 |
1 |
16 |
1 |
16 |
1 |
2 |
1 |
4 |
1 |
8 |
1 |
16 |
1 |
32 |
1 |
32 |
1 |
2 |
1 |
4 |
1 |
8 |
1 |
16 |
1 |
128 |
1 |
128 |
1 |
2 |
1 |
4 |
1 |
8 |
1 |
16 |
1 |
256 |
1 |
256 |
1 |
16 |
1 |
32 |
1 |
128 |
1 |
256 |
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1 |
3 |
1 |
4 |
(4)-(3) |
3×4 |
1 |
3×4 |
1 |
7 |
1 |
8 |
( )-( ) |
7×8 |
1 |
7×8 |
1 |
20 |
1 |
21 |
( )-( ) |
20×21 |
1 |
20×21 |
1 |
100 |
1 |
101 |
( ) |
( ) |
1 |
a |
1 |
a+1 |
a+1 |
a?a+1 |
1 |
a?(a+1) |
1 |
a?(a+1) |
1 |
2×3 |
1 |
( ) |
1 |
( ) |
1 |
5×6 |
1 |
( ) |
1 |
( ) |
1 |
40×41 |
1 |
( ) |
1 |
( ) |
1 |
1999×2000 |
1 |
( ) |
1 |
( ) |
1 |
42 |
1 |
( ) |
1 |
( ) |
1 |
9900 |
1 |
( ) |
1 |
( ) |
1 |
72 |
1 |
( ) |
1 |
( ) |
1 |
n?(n+1) |
1 |
( ) |
1 |
( ) |
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科目:小学数学 来源: 题型:
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