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=