五年级口算练习题
五年级口算练习题
姓名 学号 得分
一、口算。
3.5÷0.7= 0.33×0.3= 0.82×0.2= 57÷0.3= 0.54÷0.6=
2.3×0.4= 4.5÷0.45= 5.1÷3= 2.7×0.8= 3.6×0.5= 0.68÷0.2= 2.4÷0.6= 3.3×0.3= 2.2÷1.1= 0.14÷0.7= 0.15×0.6= 0.85÷0.5= 4.5÷0.2= 8.4÷2.1= 0.25×40= 0.02×0.3= 0.25×0.4= 0.62×0.5= 0.32×0.4= 0.96÷0.3=
4.5÷0.5= 7.5÷75= 51÷0.3= 6.3÷0.9= 0.72÷0.8= 10-0.63= 2.35+7.65= 3.25-1.25= 95.5+4.5= 2.5+4= 18.5-8.5= 12.5+8= 4.5+4.5= 100-2.5= 65.5+4.5=
1.1×0.1= 2.2÷0.1= 4.6÷0.2= 7.8÷0.3= 0.25÷5=
4.28÷0.2= 0.28÷0.4= 7.5÷0.3= 0.87÷3= 40.5÷5=
二、填><或=。
5.4÷1○5.4 5.4÷2○5.4 5.4÷0.9○5.4 5.4÷10○5.4 5.4÷0.4○5.4 63÷7○63 63÷0.7○63 63÷2.5○63 63÷0.9○63 63÷3○63
8.5×1○8.5 8.5×1.1○8.5 8.5×0.8○8.5 8.5×1.5○8.5 8.5×0.1○8.5
6.5×2○6.5 6.5×1○6.5 6.5×8.2○6.5 6.5×0.65○6.5 6.5×6.5○6.5
三、估算。(写出估成的数字)
81.28+12.35= 103.58-21.26= 58.65+43.29= 57.25-33.88= 22.27×4.85= 51.89×3.87= 4.75×0.532= 0.432×21.2= 0.49×2.8= 4.6×3.99= 7.3×10.01= 7.8×5.4= 15.8÷1.9= 59.8÷3.1= 17.8÷3.1= 48.3÷2.1
6.93÷0.11= 47.5÷6.1= 65.22÷8.11= 88.25÷8.7=