题目内容
直接写得数.
0.25×40=
1-90%=
3.9×20%=
0.75÷
=
-
=
0.25×40=
1-90%=
3.9×20%=
0.75÷
| 3 |
| 4 |
| 2 |
| 3 |
| 4 |
| 9 |
0.25×40=10;
1-90%=0.1;
3.9×20%=0.78;
0.75÷
=1;
-
=
.
1-90%=0.1;
3.9×20%=0.78;
0.75÷
| 3 |
| 4 |
| 2 |
| 3 |
| 4 |
| 9 |
| 2 |
| 9 |
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