﹣（
+2.4×
）÷
÷（2﹣2.4×
）]．相关试题
口算．
| ⑴0.9+0.4= |
⑵9﹣0.7= |
⑶0.36+0.54= |
⑷1﹣0.26= |
| ⑸3.6+0.4= |
⑹1.29﹣0.29= |
⑺0.74+0.26= |
⑻0.57﹣0.5= |
| ⑼2.8+1.12= |
⑽6.2+1.8= |
⑾2.8﹣2.3= |
⑿1.3﹣0.6= |
口算．
| ⑴0.9+0.4= |
⑵9﹣0.7= |
⑶0.36+0.54= |
⑷1﹣0.26= |
| ⑸3.6+0.4= |
⑹1.29﹣0.29= |
⑺0.74+0.26= |
⑻0.57﹣0.5= |
| ⑼2.8+1.12= |
⑽6.2+1.8= |
⑾2.8﹣2.3= |
⑿1.3﹣0.6= |
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