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1、人教版小学数学五年级上册小数乘法综合练习题（两套）五年级上册小数乘法综合练习题人教版小学数学五年级上册小数乘法综合练习题（两套）一、 小数点在哪里？怎样处理“0”？ 二、 在下面中上“”、“”或“”。5.460.175.46 4.80.54.8 2.40.45.60.55.460.170.17 3.122.33.12 9.819.8三、 用竖式计算，得数保留两位小数。 （1）2.73.014 （2）0.84735 (3) 0.0790.23 四、 下面的题，你能简算吗？（1）3.425.74.33.42 （2）8.75118.75 （3） 7.4220.1 （4）5.92.70.5973 （5
2、）0.35814.735.80.853五、 聪明脑筋动一动。1、算一算。197个00.0000320.0000405=98个02、小马虎把17（A0.3）错算成17A0.3，他计算的结果与正确答案相差多少？六、2005年10月14日下午，航天员费俊龙叔叔在神舟六号飞船内连做了4个“前滚翻”，用时约3分钟。（以飞船每秒7.8千米飞行速度计算。）（1）费俊龙叔叔这四个“跟斗”相当于从北京飞到了上海。北京到上海的距离大约是多少千米？（2）费俊龙叔叔一个“跟斗”飞了多少千米？七、一桶油连桶重56.2千克，用去一半油后，连桶重30.2千克，油桶重多少千克？42.5米12米八、下图是一块长方形菜地。如果宽
3、扩展到原来的1.6倍，则菜地的面积会增加多少平方米？小数乘法练习1、用简便方法计算下面各题。7.510.1 3.83.9+5.13.8+3.8 7.45.6+7.45.4-7.4 0.82402.52、在（ ）里填上、或。1.71.4（ ）1.7 51.421（ ）51.4 57.830.3（ ）57.830.71.8（ ）1.8 0.88.23（ ）0.8 1.74.11（ ）4.113、根据21234=7208，在括号里填上适当的数。2.1234=（ ） （ ）34=0.72082.12（ ）=7.208 0.212（ ）=72.084、有这样一列数：0.1、0.3、0.5、0.7、0.9
4、、1.1这列数的第20个数是多少？这20个数的和是多少？5、集训队原有队员14名，平均身高1.80米，后集训队又增加了一名队员，全对平均身高增加了1厘米，这名新队员的身高多少米？6、一个三位小数，四舍五入后是9.00，原来的小数可能是多少？7、如果C.DEA.B=A.CDE,并且A.CDE小于C.DE,那么A.B是多少？8、一个小数，四舍五入后是4.70，这个数的范围是（ ）至（ ）。结束语！祝大家学到有用的知识，提升自己的能力，实现自己的梦想，踏踏实实干好每一件事，为美好的明天而努力！165ur5t.7syo6oq73s464.txdkwlur.d1hecp8alyz5tslt53on1pr
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