1 |
3 |
5 |
6 |
3 |
10 |
1 |
4 |
1 |
3 |
5 |
6 |
3 |
10 |
1 |
2 |
1 |
4 |
1 |
2 |
1 |
4 |
5 |
8 |
13 |
8 |
1 |
1×2 |
1 |
2 |
1 |
1 |
1 |
2 |
1 |
2 |
1 |
2×3 |
1 |
6 |
1 |
2 |
1 |
3 |
1 |
6 |
1 |
3×4 |
1 |
12 |
1 |
3 |
1 |
4 |
1 |
12 |
1 |
9×10 |
1 |
9 |
1 |
10 |
1 |
1×2 |
1 |
2×3 |
1 |
3×4 |
1 |
9×10 |
1 |
7 |
2 |
7 |
1 |
4 |
1 |
10 |
1 |
2 |
2 |
3 |
1 |
3 |
1 |
2 |
1 |
2 |
A.74-22÷70=70÷70=1 | B.2×32=(2×3)2=62=36 | ||||
C.(-5)÷
| D.(-22)÷(-2)2=(-4)÷4=-1 |
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