五上数学《小数乘法》综合练习每日一练一周

五上数学《小数乘法》综合练习每日一练一周(第1天)一、口算题0.4×3=1.20.25×4=11.5×0.2=0.31.2×0.5=0.60.8×0.6=0.480×2.78=0二、竖式计算题2.4×1.5=3.62.4×1.5120243.600.36×0.24=0.08640.36×0.24144720.0864三、简便计算题1.25×3.2×0.25=1.25×(0.8×4)×0.25=(1.25×0.8)×(4×0.25)=1×1=12.7×99+2.7=2.7×99+2.7×1=2.7×(99+1)=2.7×100=270四、应用题苹果每千克5.8元，妈妈买了3.5千克，一共需要付多少元？5.8×3.5=20.3(元)答：一共需要付20.3元。五上数学《小数乘法》综合练习每日一练一周(第2天)一、口算题0.6×0.7=0.421.1×0.6=0.661.6×0.3=0.482.5×0.4=10.9×0.3=0.270.12×10=1.2二、竖式计算题1.8×2.05=3.692.05×1.816402053.6900.45×1.6=0.720.45×1.6270450.720三、简便计算题0.25×(4+0.4)=0.25×4+0.25×0.4=1+0.1=1.14.8×10.1=4.8×(10+0.1)=4.8×10+4.8×0.1=48+0.48=48.48四、应用题正方形的边长是2.4分米，求正方形的面积。2.4×2.4=5.76(平方分米)答：正方形面积是5.76平方分米。五上数学《小数乘法》综合练习每日一练一周(第3天)一、口算题1.3×0.2=0.260.15×0.4=0.060.7×1.1=0.770.5×1.8=0.93×0.22=0.660.04×0.2=0.008二、竖式计算题1.8×2.05=3.692.05×1.816402053.6900.45×1.6=0.720.45×1.6270450.720三、简便计算题5.5×9.9=5.5×(10-0.1)=5.5×10-5.5×0.1=55-0.55=54.453.6×7.2+2.8×3.6=3.6×(7.2+2.8)=3.6×10=36四、应用题一本练习本1.25元，班级买40本，一共要花多少钱？1.25×40=50(元)答：一共要花50元。五上数学《小数乘法》综合练习每日一练一周(第4天)一、口算题0.8×1.2=0.961.4×0.5=0.70.2×0.35=0.072.2×0.3=0.662.5×0.8=20.09×0.2=0.018二、竖式计算题0.72×3.5=2.520.72×3.53602162.5204.2×0.38=1.5964.2×0.383361261.596三、简便计算题2.5×4.4=2.5×4×1.1=10×1.1=117.8×101-7.8=7.8×101-7.8×1=7.8×(101-1)=7.8×100=780四、应用题一种布料每米售价12.8元，买2.25米，需要多少元？12.8×2.25=28.8(元)答：需要28.8元。五上数学《小数乘法》综合练习每日一练一周(第5天)一、口算题0.7×0.4=0.284×0.16=0.640.3×2.4=0.721.5×0.6=0.9100×0.03=30.11×0.8=0.088二、竖式计算题2.08×1.4=2.9122.08×1.48322082.9125.6×0.27=1.5125.6×0.273921121.512三、简便计算题0.125×8.8=0.125×8×1.1=1×1.1=1.112.5×0.48=12.5×0.8×0.6=10×0.6=6四、应用题出租车每千米收费1.8元，小明坐车行驶了5.5千米，应付车费多少元？1.8×5.5=9.9(元)答：应付车费9.9元。五上数学《小数乘法》综合练习每日一练一周(第6天)一、口算题1.7×0.2=0.340.25×0.8=0.20.6×0.12=0.0720.4×1.9=0.763.5×0.2=0.70.07×0.3=0.021二、竖式计算题3.12×2.6=8.1123.12×2.618726248.1120.58×0.15=0.0870.58×0.15290580.0870三、简便计算题(0.8+8)×1.25=0.8×1.25+8×1.25=1+10=119.2×5.6+0.8×5.6=5.6×(9.2+0.8)=5.6×10=56四、应用题长方形菜地长6.4米，宽2.5米，这块菜地的面积是多少平方米？6.4×2.5=16(平方米)答：菜地面积是16平方米。五上数学《小数乘法》综合练习每日一练一周(第7天)一、口算题0.9×0.5=0.451.2×0.8=0.960.14×0.3=0.0422.1×0.4=0.848×0.125=10.5×0.26=0.13二、竖式计算题6.5×1.04=6.761.04×6.55206246.7601.36×0.45=0.6121.36×0.456805440.6120