3 |
4 |
5 |
9 |
7 |
12 |
1 |
36 |
4 |
3 |
3 |
4 |
5 |
9 |
7 |
12 |
4 |
9 |
4 |
3 |
1 |
4 |
4 |
3 |
1 |
3 |
1 |
2 |
1 |
1×2 |
1 |
2 |
1 |
3 |
1 |
2×3 |
1 |
3 |
1 |
4 |
1 |
3×4 |
1 |
1×2 |
1 |
2×3 |
1 |
3×4 |
1 |
49×50 |
1 |
2 |
1 |
2 |
1 |
3 |
1 |
3 |
1 |
4 |
1 |
49 |
1 |
50 |
1 |
2 |
1 |
2 |
1 |
3 |
1 |
3 |
1 |
4 |
1 |
49 |
1 |
50 |
1 |
50 |
49 |
50 |
2013 |
1×3 |
2013 |
3×5 |
2013 |
5×7 |
2013 |
2011×2013 |
a+b-4 |
4m |
1 |
2 |
2 |
3 |
1 |
4 |
7 |
8 |
1 |
2 |
1 |
4 |
1 |
8 |
3 |
2 |
2 |
3 |
1 |
6 |
2 |
3 |
A.-5+3=-2 | B.(-2)×5=-10 | C.-32=9 | D.-2-2=-4 |
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