2021年小数加减乘除法练习题

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练习(一)

欧阳光明(2021.03.07)

4.8÷6=0.96÷0.03=2.4÷0.2=

4.8÷0.6=9.6÷0.3=2

5.8÷6=

22.8÷3=5.98÷0.23=19.76÷5.2=

3.81÷7=32÷42=246.4÷13=

2.17÷0.7=0.4÷0.01=5.3+6.7=

5.4-3.6-1.4=30×0.01=15÷1.5=

12.9-8.5=7.2×0.4= 2.8×1.4=

8+2-8+2=286+198=314-202=

526+301=223-99=0.45×2.5=

0.8×1.25=0.3×3.6=0.3×0.3=10×0.07=0.3×1.4=0.05×7=

练习(二)

2.14-0.9=0.5+7.6=240÷48=

4200÷300=0.75-0.38=396+99=

90×30=20×35=1-0.2=

3-2.25=1.57+3.43=286+199=

18.54-9.9=36×99=2.4÷2=

48÷0.6=96÷3=0.24÷0.2=

4.8÷6=0.96÷0.03=2.4÷0.2=

4.8÷0.6=9.6÷0.3=3.24÷24=

3.24÷0.24=3.24÷2.4=2.4÷2=

48÷0.6=96÷3=0.24÷0.2=

练习(三)

3.215×100=0.8×10=

4.08×100=

1.1×0.2 =0.6×0.8 =3×0.9=

2.5×0.4=

3.6×0.4=12.5×8=

50×0.04=80×0.3 =1.1×9=

0.16×5=1.78+2.2 =9.6÷0.6 =

1.2×0.5=0.7÷0.01=

2.5×0.4=

12-3.9=6.6÷0.66=3.9+2.03=

4.2÷3.5= 1.6+2.4×0.3=2.14-0.9=

27+456+73=0.3×0.3=7.2+2.8=

0.9÷0.01=12÷0.3=2.87÷0.7=

13÷4=0.96÷0.3= 1.5×0.4=

练习(四)

0.92×0.4=0.2×0.26=0.14×4=0.02×0.1= 1.2×0.3=0.2×0.4=

8.2+1.8= 100-35.22= 2.3×4=

2.5×0.4= 2.4×5=0.22×4=

3.25×0.5=0.9-0.52= 3.99×1=

0×3.52=12.5×8=8÷10 = 10-1.8-7.2=0.43+3.57=2.5×4×12=

0.9×0.8=7.5x-3x=a+3a+7a=

1.05×100=1÷0.5=0.96÷3=

1.47÷0.7=5.4÷6=0.16.5×10=

0.56×100=3.78×100=4÷0.8=

练习(五)

2.5÷0.7=10.1÷

3.3=10.75÷12.5=

3.25×9.04=12.5×8.8=0.43×0.28=

6.45×0.73=4.6×0.6=8.9×0.05=

3.08×0.43=1.5×26.7=5.22÷29=

18.72÷3.6=13.95÷3.1=8÷10=

10-1.8-7.2=0.43+3.57=2.5×4×12=

0.9×0.8=7.5x-3x=a+3a+7a=

1.05×100=1÷0.5=0.96÷3=

1.47÷0.7=5.4÷6=128÷0.4=

78÷0.6=9.6÷3.2=65÷0.05=

54÷0.12=32÷0.4=36÷0.18=

练习(六)

0.35×0.3=1.4×5=2.8×4= 、

19.6÷4=22.5×4=0.396÷1.2=

0.756÷0.36=15.6×13=0.18×15=

0.025×14=3.06×36=0.04×0.12=

3.84×2.6= 5.76×3=

7.15×22=

90.75÷3.3=3.68×0.2=16.9÷0.13=

1.55÷3.9=3.7×0.016=13.76×0.8=

5.2×0.6=8.4×1.3=

6.4×0.5=

4.48×0.4=

5.25×5=35.4×4.2=

0.042×0.54=0.76×0.32=0.25×0.046=

2.52×

3.4=1.08×25=

4.8×0.25=

练习(七)

7÷0.25= 2.5×0.7×0.8=8-2.5=

16÷1.6= 5.6×1.01=0.36+0.64=

64.32÷16= 4.2÷0.1=

72.8÷0.8=

8.4÷4.2= 13.8+9.9= 2.4×2.5=

0.05×0.8= 2.56-0.37=12×2.5=

1.23×3= 3.2÷1.6= 3.5+

3.5×3=

19.6÷2=8.8÷2.2=0.75×4=

0.5×0.8=8.4×0.2=1.6×0.2=

7.2×0.3=2.8×0.3=0.9÷0.15=

1.8×0.4=5.5÷0.55=0.08×100=

2.2÷0.11=5.46+4.54=12.5×0.8=

练习(八)

42÷0.003=78÷0.06=45÷0.005=

81÷0.03=7.2÷0.002=1000÷1.25=

10÷2.5=120÷0.024=7.5÷5=

8.6÷0.002=0.0036÷3.6=8.6÷2=

2.5÷0.005=0.36÷0.0006=7.5÷2=

6.3÷21=8.6÷0.0043=46÷0.0023=

8.4÷0.0084=1.28÷3.2=9.8÷0.7=

4.6÷0.023=0.009÷0.005=39÷0.0003=

133÷.0007=5.05÷0.5=123000÷1.23=

0.00125÷50=5.6÷700=760÷0.008=

4.329÷6=492÷0.004=18.63÷0.03=

练习(九)

9.5×99=13.5×0.98=0.1-0.047=

0.29÷2.9=3.4×0.2=0.57÷19=

63+124+76=7.09×10.8=0.8×7.09=

9.5×101=3.8×10.1=7.69×101=

3.8×10.1=0.125×72=7×19+7=

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