．相关试题
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×
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÷[
+（1﹣
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÷15=
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=计算下面各题，能简便的运用简便方法计算．
| 86.9+9.1÷（2.3﹣1.6） |
3.56﹣0.2+6.44﹣4.8 |
21.4﹣40.5÷7.5 |
| 8.52﹣（5.52+0.9） |
3.12+3.12×99 |
11÷[（0.4+0.04）×0.5] |
计算下面各题，能简便的运用简便方法计算．
| 86.9+9.1÷（2.3﹣1.6） |
3.56﹣0.2+6.44﹣4.8 |
21.4﹣40.5÷7.5 |
| 8.52﹣（5.52+0.9） |
3.12+3.12×99 |
11÷[（0.4+0.04）×0.5] |
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