人教版小學數(shù)學五年級口算豎式脫式方程試題全套

1.45+15×6=2.250÷5×8=3.6×5÷2×4=4.30×3+8=5.400÷4+20×5=6.10+12÷3+20=7.(80÷20+80)÷4=8.70+(100-10×5)=9.360÷40=10.40×20=11.80-25=12.70+45=13.90×2=14.16×6=15.300×6=16.540÷9=17.30×20=18.400÷4=19.350-80=20.160+70=21.18-64÷8=22.42÷6+20=23.40-5×7=24.80+60÷3=25.41+18÷2=26.75-11×5=27.42+7-29=28.5600÷80=29.25×16=30.120×25=31.36×11=32.1025÷25=33.336+70=34.25×9×4=35.200-33×3=36.3020-1010=37.12×50=38.25×8=39.23×11=40.125÷25=41.4200-2200=42.220+80=43.20×8×5=44.600-3×200=45.20+20÷2=46.35-25÷5=47.36+8-40=48.2800÷40=49.98÷14=50.96÷24=51.56÷14=52.65÷13=53.75÷15=54.120÷24=55.200÷25=56.800÷16=57.840÷21=58.560÷14=59.390÷13=60.600÷15=61.72÷24=62.85÷17=63.90÷15=64.96÷16=65.78÷26=66.51÷17=67.80÷40=68.100÷20=69.100÷4=70.240÷40=71.920÷4=72.300÷60=73.64÷2=74.64÷4=75.50÷5=76.60÷8=77.96÷4=78.90÷6=79.400+80=80.400-80=81.40×80=82.400÷80=83.48÷16=84.96÷24=85.160×5=86.4×250=87.0×518=88.10×76=89.36×10=90.15×6=91.24×3=92.5×18=93.26×4=94.7×15=95.32×30=96.40×15=97.60×12=98.23×30=99.30×50=100.5×700=1.45+15×6=2.250÷5×8=3.6×5÷2×4=4.30×3+8=5.400÷4+20×5=6.10+12÷3+20=7.(80÷20+80)÷4=8.70+(100-10×5)=9.360÷40=10.40×20=11.80-25=12.70+45=13.90×2=14.16×6=15.300×6=16.540÷9=17.30×20=18.400÷4=19.350-80=20.160+70=21.18-64÷8=22.42÷6+20=23.40-5×7=24.80+60÷3=25.41+18÷2=26.75-11×5=27.42+7-29=28.5600÷80=29.25×16=30.120×25=31.36×11=32.1025÷25=33.336+70=34.25×9×4=35.200-33×3=36.3020-1010=37.12×50=38.25×8=39.23×11=40.125÷25=41.4200-2200=42.220+80=43.20×8×5=44.600-3×200=45.20+20÷2=46.35-25÷5=47.36+8-40=48.2800÷40=49.98÷14=50.96÷24=51.56÷14=52.65÷13=53.75÷15=54.120÷24=55.200÷25=56.800÷16=57.840÷21=58.560÷14=59.390÷13=60.600÷15=61.72÷24=62.85÷17=63.90÷15=64.96÷16=65.78÷26=66.51÷17=67.80÷40=68.100÷20=69.100÷4=70.240÷40=71.920÷4=72.300÷60=73.64÷2=74.64÷4=75.50÷5=76.60÷8=77.96÷4=78.90÷6=79.400+80=80.400-80=81.40×80=82.400÷80=83.48÷16=84.96÷24=85.160×5=86.4×250=87.0×518=88.10×76=89.36×10=90.15×6=91.24×3=92.5×18=93.26×4=94.7×15=95.32×30=96.40×15=97.60×12=98.23×30=99.30×50=100.5×700=豎式計算：脫式計算1、2、3、4、5、6、7、8、方程計算1.45+15×6=2.250÷5×8=3.6×5÷2×4=4.30×3+8=5.400÷4+20×5=6.10+12÷3+20=7.(80÷20+80)÷4=8.70+(100-10×5)=9.360÷40=10.40×20=11.80-25=12.70+45=13.90×2=14.16×6=15.300×6=16.540÷9=17.30×20=18.400÷4=19.350-80=20.160+70=21.18-64÷8=22.42÷6+20=45.20+20÷2=46.35-25÷5=47.36+8-40=48.2800÷40=49.98÷14=50.96÷24=51.56÷14=52.65÷13=53.75÷15=54.120÷24=55.200÷25=56.800÷16=57.840÷21=58.560÷14=59.390÷13=60.600÷15=61.72÷24=62.85÷17=63.90÷15=64.96÷16=65.78÷26=66.51÷17=89.36×10=90.15×6=91.24×3=92.5×18=93.26×4=94.7×15=95.32×30=96.40×15=97.60×12=98.23×30=99.30×50=100.5×700=101．17×40＝102．100－63＝103．3.2＋1.68＝ 104.2.8×0.4＝105.14－7.4＝106.1.92÷0.04＝107.0.32×500＝108.0.65＋4.35＝109.10－5.4＝110.4÷20＝130.5.2÷1.3＝131.1.6×0.4＝132.4.9×0.7＝133.1÷5＝134.6÷12＝135.0.87－0.49＝136.17×40＝137.100－63＝138.3.2＋1.68＝139.2.8×0.4＝140.14－7.4＝141.1.92÷0.04＝142.0.32×500＝143.0.65＋4.35＝144.10－5.4＝145.4÷20＝146.3.5×200＝147.1.5－0.06＝148.0.75÷15＝149.0.4×0.8＝150.4×0.25＝151.0.36＋1.54＝174.64÷4=175.50÷5=176.60÷8=177.96÷4=178.90÷6=179.400+80=180.400-80=181.40×80=182.400÷80=183.48÷16=184.96÷24=185．160×5=186.4×250=187.0×518=188.10×76=189.36×10=190.15×6=191.24×3=192.5×18=193.26×4=194.7×15=195.32×30=23.40-5×7=24.80+60÷3=25.41+18÷2=26.75-11×5=27.42+7-29=28.5600÷80=29.25×16=30.120×25=31.36×11=32.1025÷25=33.336+70=34.25×9×4=35.200-33×3=36.3020-1010=37.12×50=38.25×8=39.23×11=40.125÷25=41.4200-2200=42.220+80=43.20×8×5=44.600-3×200=67.80÷40=68.100÷20=69.100÷4=70.240÷40=71.920÷4=72.300÷60=73.64÷2=74.64÷4=75.50÷5=76.60÷8=77.96÷4=78.90÷6=79.400+80=80.400-80=81.40×80=82.400÷80=83.48÷16=84.96÷24=85.160×5=86.4×250=87.0×518=88.10×76=108.3.5×200＝109.1.5－0.06＝110.0.75÷15＝111.0.4×0.8＝112.4×0.25＝113.0.36＋1.54＝114.1.01×99＝115.420÷35＝116.25×12＝117.135÷0.5＝118.3/4+1/4=119.2+4/9=120.3-2/3=121.3/4-1/2=122.1/6+1/2-1/6=123.7.5-(2.5+3.8)=124.7/8+3/8=125.3/10+1/5=126.4/5-7/10=127.2-1/6-1/3=128.0.51÷17＝129.32.8＋19＝152.01×99＝153.420÷35＝154.25×12＝155.135÷0.5＝156.0.51÷17＝157.32.8＋19＝158.5.2÷1.3＝159.1.6×0.4＝160.4.9×0.7＝161.1÷5＝162.6÷12＝163.0.87－0.49＝164.17×40＝165.100－63＝166.3.2＋1.68＝167.2.8×0.4＝168.14－7.4＝169.1.92÷0.04＝170.0.32×500＝171.0.65＋4.35＝172.300÷60=173.64÷2=196.40×15=197.60×12=198.23×30=199.30×50=200.5×700=脫式計算:12345678豎式計算12345678方程12344.25×4=15×0.08=07×0.5=33×0.04=6.5×4=1.6×0.03=0.09×0.9=4.7×0.1=2.3×0.06=3.2×0.5=0.8×0.9=0.6×100=54×0.8=3.6×0.7=25×0.4=12.5×0.8=17.5×0.01=2.5×0.4=6.5×0.4=8.5×0.2=6×6.5=3×0.09=7.7×0.8=0.012×20=0.66×0.3=23×0.4=2.2×0.05=4.1×0.6=4.6×0.4=0×23.5=0.32×100=5.5×2=0.75×0.4=60×0.8=0.25×4=7.2×0.5=4.73×10=82-7.2=3.4×0.6=0.125×8=3.3×0.5=6.1-5.1=19+9.1=4.1-0.89=5.68+0.42=4-1.4=0.72-0.24=0.8+0.18=0.89-0.25=1-0.98=0.048+0.52=5×400=19.9+11.1=187÷1000=1+3.89=0.081×10=75÷10=0.96÷8=0.8×7=1.5×7=1.32×8=0.7×8=10.3×2=5×0.6=0.9×0.3=3.5×0.2=2.01×0=10×0.05=0.13×7=0.21×100=0.7×4=0.05×4=4×0.3=430-250=0.17+0.06=1.02-0.09=7200÷800=0.17+0.6=0.83-0.6=17×300=0.98-0.09=0.2+0.78=600×0.7=10.2+0.02=0.15+0.7=670+250=10.2+0.2=9.2-6=8500÷500=3.2-3.2=3.7+2.3=25×100=3.2-0.32=2+2.8=380-290=0.35+0.5=0.35+0.63=3500÷70=3.1+3=3.8+0.38=7500÷250=3.8+1=0.95-0.05=450+780=3.1+0.3=3+0.3=630÷9=4.5-0.4=9.5-5=330×9=9.53-1.53=9.5-0.5=3.5+2.4=1-0.95=0.3+0.27=0.47+0.13=4.5+4=4-0.6=0.95+0.05=2.5+3.2=0.74+0.16=23×100=9.8-4.8=480÷40=0.53÷100=5.1+2.3=125×80=0.078÷10=0.52+0.4=70×12=0.25×100=3.4-2.8=0.6-0.37=0.052×10=10+0.08=1-0.75=0.5×1000=0.82+0.3=13.5+6.5=3.05×100=1.2-0.8=21.6-12.6=63÷100=0.83-0.5=0.76+0.14=80÷1000=2.7+0.4=0.72-0.43=30×100=0.92-0.2=3.5+4.8=3.5+2.4=5+0.07=1-0.61=0.47+0.23=0.25+0.75=3.7+0.33=0.51+0.33=1-0.6=8-4.6=5.8-3.6=0.52+0.4=6.45+5.5=4.5-1.3=3.4-2.8=9.53-1.53=8.8-6.7=10+0.08=9.5-7.3=7.2+0.8=7.82+0.3=8.8-6.7=9.5-7.3=1-0.95=3.4-2.8=0.96-0.35=9.53-1.53=0.25+0.75=1.2-0.8=0.83-0.5=2.7+0=12.5×8=2.3×4=3.25×0=0.4×50=30×0.1=2.6×3=4.1×2=0.35×0.2=7.5×0.1=2.5×2=0.5×10=0.6×8=2.8×10=0.7×0.8=5.6+0.4=4.7+2.3=4.5×2=7.2×0.8=6×3.4=脫式計算：6.9＋4.8＋3.10.456＋6.22＋3.7815.89＋(6.75－5.89)4.02＋5.4＋0.985.17－1.8－3.213.75－(3.75＋6.48)3.68＋7.56－2.687.85＋2.34－0.85＋4.6635.6－1.8－15.6－7.2豎式計算：

170×2.05=

8.84÷1.7=

21÷1.4=

12.5+0.25=42.3×0.781.43×0.67方程：(0.5+x)+x=9.8÷22(X+X+0.5)=9.825000+x=6x3200=450+5X+X0.62-0.32=0.75×100=0.02×0.5=3.6×0.3=5.6×100=0.75÷0.25=0.125×8=0.86÷2=0.56÷28=0.36÷0.4=0.7×9=3.6÷24=0.8×1.1=46.7-3.8=12.8÷4=5.2÷13=1.64+4.1=10÷20=24÷15=0.35×0.6=4.7+2.3=4.5×2=6.9－2.5=7.2×0.8=6×3.4=0.62－0.32=1.4×0.5=0.75×100=0.02×0.5=3.6÷0.3=6.3÷7=5.6÷100=0.75÷0.25=0.125×8=4.8÷0.3=0.96÷2=0.56÷28=0.36÷0.4=0.64÷0.8=0.72÷3.6=3.6÷12=0.8×1.1=7.2+12.8=46.7－3.8=12.8÷4=5.2÷13=12.5÷5=1.64÷41=10÷20=24÷15=8.65×10=0.35×0.6=3.08×0.01=4.95×1000=6.9×0.1=0.4×0.5=2.4÷0.8=10.8÷9=9.6÷0.8=0.108÷2=4.95÷0.9=9.65÷0.1=0.325×100=2.5×8=0.56÷0.7=0.125×4=3.28×0.1=3.9÷0.13=7.2×0.1=0.01×0.1=1.2÷0.8=0.07÷0.7=1÷2.5=1.25×0.8=3.2÷0.04=0÷1.7=1.4÷0.5=1.55÷0.5=3.15÷0.7=1.86÷0.2=1.04÷0.8=0.38÷0.1=1.36÷0.2=1.16÷0.4=0.12÷0.6=0.27÷0.9=0.48÷0.2=8.73÷0.9=0.72÷0.3=0.46÷0.1=0.22÷0.2=3.45÷0.5=4.62÷0.6=1.92÷0.4=0.9÷0.3=5.11÷0.7=0.35÷0.1=3.92÷0.8=4.32÷0.9=0.24÷0.8=3.15÷0.7=0.98÷0.7=1.8÷0.6=1.76÷0.4=2.64÷0.4=7.56÷0.9=1.19÷0.7=1.53÷0.9=1.33÷0.7=1.18÷0.2=0.09÷0.1=0.21÷0.1=1.54÷0.2=8.28÷0.9=3÷0.5=1.71÷0.3=7.44÷0.8=2.48÷0.8=0.75÷0.5=1.92÷0.8=3.69÷0.9=2.28÷0.3=0.25×0.4=1.6÷0.8=0.8×7＝1.32×8＝1.5×7＝0.7×8＝10.3×2＝3.5×0.2＝0.9×0.3＝5×0.6＝10×0.05＝0.13×7＝0.7×4＝0.05×4＝12.5×8＝0.4×50＝3.25×0＝2.3×4＝2.6×3＝7.5×0.1＝0.45×0.2＝4.1×2＝3.5×0.01＝9×0.5＝0×9.8＝3.9＋0.39＝4.1×2＝2.6×3＝1.25×8＝7.5×0.1＝1×0.06＝0.9×0.3＝9×0.5=2.5×0.4=10－3.52=8.2＋1.8=0.2×0.4=0.22×4=0.9－0.52=3.99×1=4×0.3=30×0.1=0.35×0.2=1－0.08=4.8＋5.2=2.01×0=2.4×5=1.25×8=2.5×4×12=

10-1.8-7.2=7.82－7.2=2.19＋9.1=10.1－0.89=6.8＋0.42=0.8＋0.18=0.72－0.24=8.1－5.1=0.89－0.25=1－0.98=0.48＋0.52=0.5×40=0.125×8=5.6÷1.4＝0.28÷1.4＝0.1÷0.5=3.88÷0.4=0.21×100=3.4－1.4=0.45×2.5＝

0.8×1.25＝0.3×3.6＝

0.3×0.3＝1.2×0.3＝0.2×0.26＝

脫式計算：2、豎式計算。（得數(shù)保留兩位小數(shù)）42.3×0.78

1.43×0.67

5.87÷1.9

7.9÷0.35

方程計算：5X+7=42

16+8X=40

4X—3×9=29

5(X+1.5)=17.5

2(X—2.6)=8

(X—3)÷2=7.55.4X+X=12.8

X—0.36X=16

10×0.07＝

0.3×1.4＝8.2＋1.8＝0.14×4＝0.05×7＝

0.92×0.4＝2.3×4＝0.2×0.4＝

100-35.22＝

0.02×0.1＝

2.4×5＝2.5×0.4＝

3.25×0＝0.9－0.52＝

0.22×4＝

3.99×1＝0×3.52＝

12.5×8＝8÷10=1.47÷0.7=0.43+3.57=

0.9×0.8=4÷0.8=0.56×100=

1÷0.5=

0.96÷3=

3.78×100=

16.5×10=

3.215×100=

0.8×10=

1.1×0.2=4.08×100=

0.6×0.8=3×0.9=2.5×0.4=3.6×0.4=12.5×8=

80×0.3=1.1×9=

50×0.04=

9.6÷0.6=1.78＋2.2=0.16×5﹦1.2×0.5-0.4=0.7÷0.01=2.5×0.4=1.25×8÷1.25=12－3.9=6.6÷0.66=5.37×0+4.63=4.2÷3.5＝3.9＋2.03＝

1.6+2.4×0.3=2.7＋7.3=0.3×0.3=2.14－0.9＝7.2＋2.8＝

0.9÷0.01＝

12÷0.3=

2.87÷0.7＝

13÷4＝7÷0.25=

0.96÷0.3=

1.5×0.4＝

2.5×0.7×0.8=

5.6×1.01=

8－2.5＝16÷1.6=

8×0.25＝

64.32÷16＝0.36＋0.64＝4.2÷0.1＝72.8÷0.8＝

8.4÷4.2＝1.5＋0.25=22.5×4=13.8＋9.9＝2.56－0.37＝2.4×2.5＝0.05×0.8＝

1.25×0.8×0.5=12×2.5＝1.23×3=

3.2÷1.6=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=

5.5÷0.55=

1.8×0.4=

0.08×100=2.2÷0.11=

5.46＋4.54=

12.5×0.8=0.35×0.3=1.4×5=2.8×4=

19.6÷4=

4÷0.5=7.5÷1.5=10÷2.5=3.52÷1=1.5÷3=2.2×6=0.42÷7=0.42÷0.6=0.48÷0.8=0.9÷0.45=5.1÷0.17=0.81÷9=4.8÷0.16=8.4÷0.4=1.8×5=4.5÷0.9=2.9÷100=1.5÷0.03=4.4÷0.11=9.6÷16=1÷0.01=4.2×5=3÷0.5=6.1-0.5=0.38+4.2=0÷3.89=0.6×0.2=6.4÷4=7.2÷0.9=4-0.18=0.3÷0.1=0.125×80=4×2.5=1.2÷0.04=0.7+6.53=3.6÷0.06=1.25÷0.25=1-0.75=2.6÷1.3=4.4+6.6=7.4-0.54=7.82÷0.1=0.5×1.6=8.4÷7=1÷5=0.4+0.26=2.5×6=5.4×6=0.07×20=0.45÷5=3.5-2.9=0.48÷0.24=1.5÷0.03=5.65+0.35=3÷4=0.3×2.9=17.3-0.8=2.5÷0.5=2.16-1.6=30.4÷4=2.5÷5=60×3.2=8.4÷0.5=87-8.7=1.8×0.5=4.5÷0.15=2.4×5=3.6÷0.02=0.29÷0.01=1.5+0.9=15÷0.3=0.06×0.9=0.96÷0.8=2.4×11=8.1÷9=60.3+0.67=2.8×5=0.72÷0.6=0.5×6=0.001÷0.1=187÷100=0.9+0.28=1÷4=4.03×0.5=1.2+0.08=7.2÷0.09=0.13×4=0.3÷0.2=1.2÷0.4=0.6×11=0.45÷0.15=0.25+0.5=15×0.3=10÷2.5=5.8-0.9=3.4÷2=脫式計算：2、豎式計算。（得數(shù)保留兩位小數(shù)）170×2.05=

1.43×0.67

8.84÷1.7=7.9÷0.35

方程計算：X—0.36X=16

3.6X—X=3.253X+5X=486*5+2X=444x-3*9=29100-20x=2025-5x=153200=450+5X+X

78×100＝0÷150＝32÷0.4＝1300×300=2.6×100＝150÷15＝32×0.4＝2600÷100＝32.8÷8＝1.64÷4＝300÷60＝18×700=400÷80＝64÷4＝360÷20＝420÷70＝19×4＝540÷90＝74÷2＝360÷40＝270÷30＝540÷60=57÷19＝70÷70＝400÷50＝350÷70＝810÷90＝430÷5＝6.6÷1.1＝7.6÷4＝1.54÷0.22＝4800÷200=1.89÷0.63＝3600÷180=128÷3.2＝110÷55＝32.8÷41＝750×0.5=4.32÷0.8＝960÷12＝200÷40＝420÷30＝142÷71＝560÷80＝60×0.02＝660÷30＝480×0.8＝72÷4＝0.63÷21＝6400÷800=0.05×20＝51÷1.7＝48÷16＝70÷35＝9.2÷2.3＝2.7×0.3＝1.5×0.4＝28×0.03＝0.38÷19＝0.68÷3.4＝40÷2＝650÷13＝980÷14＝680÷34＝720÷4＝800÷16＝720×0.5230÷46＝600×0.03＝160÷40＝0.23×30＝50×1.2＝3300×30=9600÷300=4000÷500=2500÷500=1.4×300=0.26×200=0.50×90=560÷70=1500÷300=0.05×200=7200÷9=0.18×20=4.5×0×250=0.69÷0.3×0.1=0÷460×400=6.8÷0.68×128=7200÷9÷4=960÷5÷6=12.5×8×4=350×0.2×0.5=1×24＋24＝5.6×2÷5.6＝50—35÷7＝420÷7＋140=8.4＋1.6÷4＝6.3÷7×90＝（84＋16）÷4=39÷（24－11）＝4.7+2.3=4.5×2=0.108÷2=2.5×8=6.9－2.5=9.6÷0.8=0.325×100=0.5×2.2=4.95÷0.9=9.65÷0.1=21÷0.21=0.72÷1.44=16－5.07=8.71÷0.1=8.08÷0.4=4.2÷0.7÷6=5.2÷13=0.34÷17=0.8×0.13=46.7－3.8=12.25÷0.5=7.2÷1.8=0.3×0.5=1.4×0.5=46.5＋52.5=73.5×0.1=6.4÷4=5.2÷13=0.4×8.6×250=8×1.25=0.7÷0.35=0.02×0.5=2.5×101=27÷0.3=5.6÷3.5=6.9×0.1=0.45×102=5.5＋55=3.27＋0.63=0.62－0.32=5.02×0.3=1.6÷0.8=5.6÷100=3.6÷0.3=1.24÷4=0.25×88=3.8×5=1.54÷2=0.48÷0.04=3.5－0.05=1.25÷2.5=0.32÷0.8=2÷0.02=16.8÷8=0.54＋2.2=12.6÷0.03=1.64÷41=0.25×40=1.5×0.6=3.9÷0.13=8.4×0.02=1.02×0.2=0.26×0.3=0.01×0.1=1.29×6=0.8×0.05=0.25×0.4=0÷1.7=0.56÷0.7=0.125×4=3.28×0.1=3.9÷0.137.2×0.1=1.25×0.8=3.2÷0.04=7×0.62=1÷2.5=5×0.24=4.5－0.05=3.2÷5=0.22×102=16.5÷0.5=5×0.12=0.41＋3.7=4.8×0.5=5÷0.25=24×0.5=2÷5=7.8÷0.01=5.4÷0.6=4.5＋5=0.4×0.5=0.02×0.5=7.2－0.8=1.4×0.5=0.75÷0.25=84÷0.21=0.75÷0.25=2.5×16=6.3÷7=脫式計算：2、豎式計算。（得數(shù)保留兩位小數(shù)）0.86×7

=

2.14×6.02

=9600÷80=

1.056÷25=

方程計算：6x－8.3＝1.9

19－2x＝713.5×4＋3x＝1264x－4×0.73＝25.08（x－3.1）÷6＝1.23x＋2x＋13.2＝97.67.8x－2.4x＝1.089（x－0.1）＝2.7

4.7+2.3=4.5×2=3.6÷24=0.8×1.1=7.2+12.8=46.7－3.8=12.8÷4=5.2÷13=12.5÷5=1.64÷41=10÷20=24÷15=8.65×10=0.35×0.6=3.08×0.01=4.95×1000=6.9×0.1=0.4×0.5=2.4÷0.8=10.8÷9=9.6÷0.8=0.108÷2=6.9－2.5=4.95÷0.9=9.65÷0.1=0.325×100=0.56÷0.7=0.125×4=3.28×0.1=3.9÷0.13=2.5×8=1.6÷0.8=7.2×0.1=0.01×0.1=0.25×0.4=0÷1.7=1÷2.5=1.25×0.8=3.2÷0.04=24×0.5=0.22×102=16.5÷0.5=5×0.12=3.6÷0.12=4.8×0.5=1.3×0.3=9÷6=0.108÷2=7.8÷0.6=2.3×100=0.75×100=6.4÷4=10.8÷9=1.75＋32.5=16－5.07=0.48÷0.04=0.7÷0.35=0.72÷1.44=7.2÷1.8=1.25÷2.5=5.5＋55=16.8÷8=0.54＋2.2=3.5－0.05=2÷0.02=0.25×40=1.5×0.6=0.32÷0.8=1.54÷2=12.25÷0.5=73.5×0.1=46.5＋52.5=8×1.25=5.6÷3.5=4.2÷0.7÷6=0.4×8.6×25=0.27÷0.3=2.5×101=3.8×5=0.45×102=0.25×88=2.64＋3.85=5.2÷13=1.64÷41=1.02×0.2=0.26×0.3=8.4×0.02=1.29×6=0.8×0.05=12.6÷0.03=8.71÷0.1=21÷0.21=0.8×0.13=0.34÷17=8.08÷0.4=0.5×2.2=1.24÷4=3.27＋0.63=5.02×0.3=0.3×0.5=0.7÷0.8=16－5.07=4.2×0.4=0.72×6=12÷0.5=5.2×0.4=12.2÷0.2=5.6÷100=0.41＋3.7=0.02×0.5=7.2－0.8=1.4×0.5=84÷0.21=0.75÷0.25=2.5×16=0.108÷2=2÷5=4.5＋5=0.3÷0.6=0.96÷0.2=7.3＋0.27=8×0.125=0.54÷0.6=0.61＋0.39=0.56÷28=10÷20=11－9.4=10.5×0.4=0.8×0.11=5.6÷0.01=4.08÷0.4=0.72＋12.8=2.8＋4.2=5÷0.25=7.8÷0.01=0.84÷2.1=5.4÷0.6=3.2÷5=7×0.62=4.5×0.02=0.56÷0.8=0.18÷0.2=7.4－2.8=0.16÷8=8＋7.2=0.012×0.2=4.5－0.05=7.2×0.8=6×3.4=1.2×30=9.6÷0.8=5×0.24=0.02×0.5=0.62－0.32=1.4×0.5=0.75×100=0.75÷0.25=3.6÷0.3=6.3÷7=5.6÷100=0.56÷28=0.125×8=4.8÷0.3=0.96÷2=0.36÷0.4=0.64÷0.8=0.72÷3.6=0.8×1.1=1.75＋32.5=0.7÷0.8=4.08÷0.4=3.6÷24=0.3÷0.6=10÷20=4.2×0.4=0.72×6=12÷0.5=5.2×0.4=12.2÷0.2=16－5.07=11－9.4=0.56÷0.8=7.4－2.8=0.56÷28=0.8×0.11=0.72＋12.8=5.6÷0.01=0.96÷0.2=2.3×100=0.75×100=0.108÷2=7.3＋0.27=8＋7.2=10.5×0.4=8×0.125=0.18÷0.2=1.3×0.3=0.54÷0.6=0.61＋0.39=7.8÷0.6=脫式計算：2、豎式計算。（得數(shù)保留兩位小數(shù)）0.138×0.15

方程計算：5x＋16＝20.55.5－4x＝3.54x－4×0.73＝25.086×8＋3x＝186x－0.32x＝13.624x＋6x＝63.610×（15－x）＝129（x－0.1）＝2.7

0.16÷8=4.5×0.02=12.8÷4=4.8÷0.3=1.2×30=0.012×0.2=0.75×100=0.64÷0.8=9÷6=3.6÷0.12=5.6÷100=0.35×0.6=2.8＋4.2=0.84÷2.1=9.6÷0.8=4.95×1000=7.2×0.8=6×3.4=0.125×8=10.8÷9=0.96÷2=0.56÷28=0.36÷0.4=7.2+12.8=0.72÷3.6=12.5÷5=1.64÷41=3.08×0.01=10÷20=24÷15=8.65×10=2.4÷0.8=4.25×4=15×0.08=0.07×0.5=33×0.04=6.5×4=1.6×0.03=0.09×0.9=4.7×0.1=2.3×0.06=3.2×0.5=0.8×0.9=0.6×100=54×0.8=3.6×0.7=25×0.4=12.5×0.8=17.5×0.01=2.5×0.4=6.5×0.4=8.5×0.2=6×6.5=3×0.09=7.7×0.8=0.012×20=0.66×0.3=23×0.4=2.2×0.05=4.1×0.6=4.6×0.4=0×23.5=0.32×100=5.5×2=0.75×0.4=60×0.8=0.25×4=7.2×0.5=4.73×10=82-7.2=3.4×0.6=0.125×8=3.3×0.5=6.1-5.1=19+9.1=4.1-0.89=4-1.4=1-0.98=0.72-0.24=5×400=5.68+0.42=187÷1000=0.048+0.52=0.081×10=0.8+0.18=0.96÷8=1+3.89=1.5×7=0.89-0.25=0.7×8=0.8×7=5×0.6=19.9+11.1=3.5×0.2=10.3×2=10×0.05=75÷10=0.21×100=2.01×0=0.05×4=1.32×8=430-250=0.7×4=1.02-0.09=0.9×0.3=0.17+0.6=0.17+0.06=17×300=0.13×7=0.2+0.78=0.83-0.6=10.2+0.02=4×0.3=670+250=600×0.7=9.2-6=7200÷800=3.2-3.2=10.2+0.2=25×100=0.98-0.09=2+2.8=3.7+2.3=0.35+0.5=0.15+0.7=3500÷70=380-290=3.2-0.32=8500÷500=3.8+0.38=3.1+3=0.35+0.63=7500÷250=3.8+1=0.95-0.05=450+780=3.1+0.3=3+0.3=630÷9=4.5-0.4=9.5-5=330×9=9.53-1.53=9.5-0.5=3.5+2.4=1-0.95=0.3+0.27=0.47+0.13=4.5+4=4-0.6=0.95+0.05=2.5+3.2=0.74+0.16=23×100=9.8-4.8=480÷40=0.53÷100=5.1+2.3=125×80=0.078÷10=0.52+0.4=70×12=0.25×100=3.4-2.8=0.6-0.37=0.052×10=10+0.08=1-0.75=0.5×1000=0.82+0.3=13.5+6.5=3.05×100=1.2-0.8=21.6-12.6=63÷100=0.83-0.5=0.76+0.14=80÷1000=2.7+0.4=0.72-0.43=30×100=0.92-0.2=3.5+4.8=3.5+2.4=5+0.07=1-0.61=0.47+0.23=0.25+0.75=3.7+0.33=0.51+0.33=1-0.6=8-4.6=5.8-3.6=0.52+0.4=6.45+5.5=4.5-1.3=3.4-2.8=9.53-1.53=8.8-6.7=10+0.08=脫式計算：2、豎式計算。（得數(shù)保留兩位小數(shù)）0.138×0.105

方程計算：

0.62-0.32=0.75×100=0.02×0.5=3.6×0.3=5.6×100=0.75÷0.25=0.125×8=0.86÷2=0.56÷28=0.36÷0.4=0.7×9=3.6÷24=0.8×1.1=46.7-3.8=12.8÷4=5.2÷13=1.64+4.1=10÷20=24÷15=0.35×0.6=4.7+2.3=4.5×2=6.9－2.5=7.2×0.8=6×3.4=0.62－0.32=1.4×0.5=0.75×100=0.02×0.5=3.6÷0.3=6.3÷7=5.6÷100=0.75÷0.25=0.125×8=4.8÷0.3=0.96÷2=0.56÷28=0.36÷0.4=0.64÷0.8=0.72÷3.6=3.6÷12=0.8×1.1=7.2+12.8=46.7－3.8=12.8÷4=5.2÷13=12.5÷5=1.64÷41=10÷20=24÷15=8.65×10=0.35×0.6=3.08×0.01=4.95×1000=6.9×0.1=0.4×0.5=2.4÷0.8=10.8÷9=9.6÷0.8=0.108÷2=4.95÷0.9=9.65÷0.1=0.325×100=2.5×8=0.56÷0.7=0.125×4=3.28×0.1=3.9÷0.13=7.2×0.1=0.01×0.1=1.2÷0.8=0.07÷0.7=1÷2.5=1.25×0.8=3.2÷0.04=0÷1.7=1.4÷0.5=1.55÷0.5=3.15÷0.7=1.86÷0.2=1.04÷0.8=0.38÷0.1=1.36÷0.2=1.16÷0.4=0.12÷0.6=0.27÷0.9=0.48÷0.2=8.73÷0.9=0.72÷0.3=0.46÷0.1=0.22÷0.2=3.45÷0.5=4.62÷0.6=1.92÷0.4=0.9÷0.3=5.11÷0.7=100-35.22＝

2.4×5＝2.3×4＝2.5×0.4＝

0.3×1.4＝10-1.8-7.2=2.4×5=1.25×8=0.35÷0.1=3.92÷0.8=4.32÷0.9=0.24÷0.8=3.15÷0.7=0.98÷0.7=1.8÷0.6=1.76÷0.4=2.64÷0.4=7.56÷0.9=1.19÷0.7=1.53÷0.9=1.33÷0.7=1.18÷0.2=0.09÷0.1=0.21÷0.1=1.54÷0.2=8.28÷0.9=3÷0.5=1.71÷0.3=7.44÷0.8=2.48÷0.8=0.75÷0.5=1.92÷0.8=3.69÷0.9=2.28÷0.3=0.25×0.4=1.6÷0.8=0.8×7＝1.32×8＝1.5×7＝0.7×8＝10.3×2＝3.5×0.2＝0.9×0.3＝5×0.6＝10×0.05＝0.13×7＝0.7×4＝0.05×4＝12.5×8＝0.4×50＝3.25×0＝2.3×4＝2.6×3＝7.5×0.1＝0.45×0.2＝4.1×2＝3.5×0.01＝9×0.5＝0×9.8＝3.9＋0.39＝4.1×2＝2.6×3＝1.25×8＝7.5×0.1＝1×0.06＝0.9×0.3＝9×0.5=2.5×0.4=10－3.52=8.2＋1.8=0.2×0.4=0.22×4=0.9－0.52=3.99×1=4×0.3=30×0.1=0.35×0.2=1－0.08=4.8＋5.2=2.01×0=7.82－7.2=2.19＋9.1=10.1－0.89=6.8＋0.42=0.8＋0.18=0.72－0.24=8.1－5.1=0.89－0.25=1－0.98=0.48＋0.52=0.5×40=0.125×8=5.6÷1.4＝0.28÷1.4＝0.1÷0.5=3.88÷0.4=0.21×100=3.4－1.4=0.45×2.5＝

0.8×1.25＝2.5×4×12=0.3×0.3＝0.3×3.6＝

10×0.07＝

0.05×7＝

0.92×0.4＝0.2×0.26＝

0.14×4＝脫式計算：2、豎式計算。（得數(shù)保留兩位小數(shù)）0.138×0.1052.881÷0.43=19.4×6.1

方程計算：10×0.07＝

0.3×1.4＝8.2＋1.8＝0.14×4＝0.05×7＝

0.92×0.4＝2.3×4＝0.2×0.4＝

100-35.22＝

0.02×0.1＝

2.4×5＝2.5×0.4＝

3.25×0＝0.9－0.52＝

0.22×4＝

3.99×1＝0×3.52＝

12.5×8＝8÷10=1.47÷0.7=0.43+3.57=

0.9×0.8=4÷0.8=0.56×100=

1÷0.5=

0.96÷3=

3.78×100=

16.5×10=

3.215×100=

0.8×10=

1.1×0.2=4.08×100=

0.6×0.8=3×0.9=2.5×0.4=3.6×0.4=12.5×8=

80×0.3=1.1×9=

50×0.04=

9.6÷0.6=1.78＋2.2=0.16×5﹦1.2×0.5-0.4=0.7÷0.01=2.5×0.4=1.25×8÷1.25=12－3.9=6.6÷0.66=5.37×0+4.63=4.2÷3.5＝3.9＋2.03＝

1.6+2.4×0.3=2.7＋7.3=0.3×0.3=2.14－0.9＝7.2＋2.8＝

0.9÷0.01＝

12÷0.3=

2.87÷0.7＝

13÷4＝7÷0.25=

0.96÷0.3=

1.5×0.4＝

2.5×0.7×0.8=

5.6×1.01=

8－2.5＝16÷1.6=

8×0.25＝

64.32÷16＝0.36＋0.64＝4.2÷0.1＝72.8÷0.8＝

8.4÷4.2＝1.5＋0.25=22.5×4=13.8＋9.9＝2.56－0.37＝2.4×2.5＝0.05×0.8＝

1.25×0.8×0.5=12×2.5＝1.23×3=

3.2÷1.6=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=

5.5÷0.55=

1.8×0.4=

0.08×100=2.2÷0.11=

5.46＋4.54=

12.5×0.8=0.35×0.3=1.4×5=2.8×4=

19.6÷4=

4÷0.5=7.5÷1.5=10÷2.5=3.52÷1=1.5÷3=2.2×6=0.42÷7=0.42÷0.6=0.48÷0.8=0.9÷0.45=5.1÷0.17=0.81÷9=4.8÷0.16=8.4÷0.4=1.8×5=4.5÷0.9=2.9÷100=1.5÷0.03=4.4÷0.11=9.6÷16=1÷0.01=4.2×5=3÷0.5=6.1-0.5=0.38+4.2=0÷3.89=0.6×0.2=6.4÷4=7.2÷0.9=4-0.18=0.3÷0.1=0.125×80=4×2.5=1.2÷0.04=0.7+6.53=3.6÷0.06=1.25÷0.25=1-0.75=2.6÷1.3=4.4+6.6=7.4-0.54=7.82÷0.1=0.5×1.6=8.4÷7=1÷5=0.4+0.26=2.5×6=5.4×6=0.07×20=0.45÷5=3.5-2.9=0.48÷0.24=1.5÷0.03=5.65+0.35=3÷4=0.3×2.9=17.3-0.8=2.5÷0.5=2.16-1.6=30.4÷4=2.5÷5=60×3.2=8.4÷0.5=87-8.7=1.8×0.5=4.5÷0.15=2.4×5=3.6÷0.02=0.29÷0.01=1.5+0.9=15÷0.3=0.06×0.9=0.96÷0.8=2.4×11=8.1÷9=60.3+0.67=2.8×5=0.72÷0.6=0.5×6=0.001÷0.1=187÷100=0.9+0.28=1÷4=4.03×0.5=1.2+0.08=7.2÷0.09=0.13×4=0.3÷0.2=1.2÷0.4=0.6×11=0.45÷0.15=0.25+0.5=15×0.3=10÷2.5=5.8-0.9=3.4÷2=脫式計算：2、豎式計算。（得數(shù)保留兩位小數(shù)）170×2.05=

1.43×0.67

8.84÷1.7=7.9÷0.35

方程計算：X—0.36X=16

3.6X—X=3.253X+5X=486*5+2X=444x-3*9=29100-20x=2025-5x=153200=450+5X+X0.62-0.32=0.75×100=0.02×0.5=3.6×0.3=5.6×100=0.75÷0.25=0.125×8=0.86÷2=0.56÷28=0.36÷0.4=0.7×9=3.6÷24=0.8×1.1=46.7-3.8=12.8÷4=5.2÷13=1.64+4.1=10÷20=24÷15=0.35×0.6=4.7+2.3=4.5×2=6.9－2.5=7.2×0.8=6×3.4=0.62－0.32=1.4×0.5=0.75×100=0.02×0.5=3.6÷0.3=6.3÷7=5.6÷100=0.75÷0.25=0.125×8=4.8÷0.3=0.96÷2=0.56÷28=0.36÷0.4=0.64÷0.8=0.72÷3.6=3.6÷12=0.8×1.1=7.2+12.8=46.7－3.8=12.8÷4=5.2÷13=12.5÷5=1.64÷41=10÷20=24÷15=8.65×10=0.35×0.6=3.08×0.01=4.95×1000=6.9×0.1=0.4×0.5=2.4÷0.8=10.8÷9=9.6÷0.8=0.108÷2=4.95÷0.9=9.65÷0.1=0.325×100=2.5×8=0.56÷0.7=0.125×4=3.28×0.1=3.9÷0.13=7.2×0.1=0.01×0.1=1.2÷0.8=0.07÷0.7=1÷2.5=1.25×0.8=3.2÷0.04=0÷1.7=1.4÷0.5=1.55÷0.5=3.15÷0.7=1.86÷0.2=1.04÷0.8=0.38÷0.1=1.36÷0.2=1.16÷0.4=0.12÷0.6=0.27÷0.9=0.48÷0.2=8.73÷0.9=0.72÷0.3=0.46÷0.1=0.22÷0.2=3.45÷0.5=4.62÷0.6=1.92÷0.4=0.9÷0.3=5.11÷0.7=100-35.22＝

2.4×5＝2.3×4＝2.5×0.4＝

0.3×1.4＝10-1.8-7.2=2.4×5=1.25×8=0.35÷0.1=3.92÷0.8=4.32÷0.9=0.24÷0.8=3.15÷0.7=0.98÷0.7=1.8÷0.6=1.76÷0.4=2.64÷0.4=7.56÷0.9=1.19÷0.7=1.53÷0.9=1.33÷0.7=1.18÷0.2=0.09÷0.1=0.21÷0.1=1.54÷0.2=8.28÷0.9=3÷0.5=1.71÷0.3=7.44÷0.8=2.48÷0.8=0.75÷0.5=1.92÷0.8=3.69÷0.9=2.28÷0.3=0.25×0.4=1.6÷0.8=0.8×7＝1.32×8＝1.5×7＝0.7×8＝10.3×2＝3.5×0.2＝0.9×0.3＝5×0.6＝10×0.05＝0.13×7＝0.7×4＝0.05×4＝12.5×8＝0.4×50＝3.25×0＝2.3×4＝2.6×3＝7.5×0.1＝0.45×0.2＝4.1×2＝3.5×0.01＝9×0.5＝0×9.8＝3.9＋0.39＝4.1×2＝2.6×3＝1.25×8＝7.5×0.1＝1×0.06＝0.9×0.3＝9×0.5=2.5×0.4=10－3.52=8.2＋1.8=0.2×0.4=0.22×4=0.9－0.52=3.99×1=4×0.3=30×0.1=0.35×0.2=1－0.08=4.8＋5.2=2.01×0=7.82－7.2=2.19＋9.1=10.1－0.89=6.8＋0.42=0.8＋0.18=0.72－0.24=8.1－5.1=0.89－0.25=1－0.98=0.48＋0.52=0.5×40=0.125×8=5.6÷1.4＝0.28÷1.4＝0.1÷0.5=3.88÷0.4=0.21×100=3.4－1.4=0.45×2.5＝

0.8×1.25＝2.5×4×12=0.3×0.3＝0.3×3.6＝

10×0.07＝

脫式計算：2、豎式計算。（得數(shù)保留兩位小數(shù)）0.138×0.1052.881÷0.43=19.4×6.1

方程計算：5x＋16＝20.53x＋12＝75

4.25×4=15×0.08=07×0.5=33×0.04=6.5×4=1.6×0.03=0.09×0.9=4.7×0.1=2.3×0.06=3.2×0.5=0.8×0.9=0.6×100=54×0.8=3.6×0.7=25×0.4=12.5×0.8=17.5×0.01=2.5×0.4=6.5×0.4=8.5×0.2=6×6.5=3×0.09=7.7×0.8=0.012×20=0.66×0.3=23×0.4=2.2×0.05=4.1×0.6=4.6×0.4=0×23.5=0.32×100=5.5×2=0.75×0.4=60×0.8=0.25×4=7.2×0.5=4.73×10=82-7.2=3.4×0.6=0.125×8=3.3×0.5=6.1-5.1=19+9.1=4.1-0.89=5.68+0.42=4-1.4=0.72-0.24=0.8+0.18=0.89-0.25=1-0.98=0.048+0.52=5×400=19.9+11.1=187÷1000=1+3.89=0.081×10=75÷10=0.96÷8=0.8×7=1.5×7=1.32×8=0.7×8=10.3×2=5×0.6=0.9×0.3=3.5×0.2=2.01×0=10×0.05=0.13×7=0.21×100=0.7×4=0.05×4=4×0.3=430-250=0.17+0.06=1.02-0.09=7200÷800=0.17+0.6=0.83-0.6=17×300=0.98-0.09=0.2+0.78=600×0.7=10.2+0.02=0.15+0.7=670+250=10.2+0.2=9.2-6=8500÷500=3.2-3.2=3.7+2.3=25×100=3.2-0.32=2+2.8=380-290=0.35+0.5=0.35+0.63=3500÷70=3.1+3=3.8+0.38=7500÷250=3.8+1=0.95-0.05=450+780=3.1+0.3=3+0.3=630÷9=4.5-0.4=9.5-5=330×9=9.53-1.53=9.5-0.5=3.5+2.4=1-0.95=0.3+0.27=0.47+0.13=4.5+4=4-0.6=0.95+0.05=2.5+3.2=0.74+0.16=23×100=9.8-4.8=480÷40=0.53÷100=5.1+2.3=125×80=0.078÷10=0.52+0.4=70×12=0.25×100=3.4-2.8=0.6-0.37=0.052×10=10+0.08=1-0.75=0.5×1000=0.82+0.3=13.5+6.5=3.05×100=1.2-0.8=21.6-12.6=63÷100=0.83-0.5=0.76+0.14=80÷1000=2.7+0.4=0.72-0.43=30×100=0.92-0.2=3.5+4.8=3.5+2.4=5+0.07=1-0.61=0.47+0.23=0.25+0.75=3.7+0.33=0.51+0.33=1-0.6=8-4.6=5.8-3.6=0.52+0.4=6.45+5.5=4.5-1.3=3.4-2.8=9.53-1.53=8.8-6.7=10+0.08=9.5-7.3=7.2+0.8=7.82+0.3=8.8-6.7=9.5-7.3=1-0.95=3.4-2.8=0.96-0.35=9.53-1.53=0.25+0.75=1.2-0.8=0.83-0.5=2.7+0=12.5×8=2.3×4=3.25×0=0.4×50=30×0.1=2.6×3=4.1×2=0.35×0.2=7.5×0.1=2.5×2=0.5×10=0.6×8=2.8×10=0.7×0.8=5.6+0.4=4.7+2.3=4.5×2=7.2×0.8=6×3.4=脫式計算：6.9＋4.8＋3.10.456＋6.22＋3.7815.89＋(6.75－5.89)4.02＋5.4＋0.985.17－1.8－3.213.75－(3.75＋6.48)3.68＋7.56－2.687.85＋2.34－0.85＋4.6635.6－1.8－15.6－7.2豎式計算：

170×2.05=

8.84÷1.7=

21÷1.4=

12.5+0.25=42.3×0.781.43×0.67方程：(0.5+x)+x=9.8÷22(X+X+0.5)=9.825000+x=6x3200=450+5X+X78×100＝0÷150＝32÷0.4＝1300×300=2.6×100＝150÷15＝32×0.4＝2600÷100＝32.8÷8＝1.64÷4＝300÷60＝18×700=400÷80＝64÷4＝360÷20＝420÷70＝19×4＝540÷90＝74÷2＝360÷40＝270÷30＝540÷60=57÷19＝70÷70＝400÷50＝350÷70＝810÷90＝430÷5＝6.6÷1.1＝7.6÷4＝1.54÷0.22＝4800÷200=1.89÷0.63＝3600÷180=128÷3.2＝110÷55＝32.8÷41＝750×0.5=4.32÷0.8＝960÷12＝200÷40＝420÷30＝142÷71＝560÷80＝60×0.02＝660÷30＝480×0.8＝72÷4＝0.63÷21＝6400÷800=0.05×20＝51÷1.7＝48÷16＝70÷35＝9.2÷2.3＝2.7×0.3＝1.5×0.4＝28×0.03＝0.38÷19＝0.68÷3.4＝40÷2＝650÷13＝980÷14＝680÷34＝720÷4＝800÷16＝720×0.5230÷46＝600×0.03＝160÷40＝0.23×30＝50×1.2＝3300×30=9600÷300=4000÷500=2500÷500=1.4×300=0.26×200=0.50×90=560÷70=1500÷300=0.05×200=7200÷9=0.18×20=4.5×0×250=0.69÷0.3×0.1=0÷460×400=6.8÷0.68×128=7200÷9÷4=960÷5÷6=12.5×8×4=350×0.2×0.5=1×24＋24＝5.6×2÷5.6＝50—35÷7＝420÷7＋140=8.4＋1.6÷4＝6.3÷7×90＝（84＋16）÷4=39÷（24－11）＝4.7+2.3=4.5×2=0.108÷2=2.5×8=6.9－2.5=9.6÷0.8=0.325×100=0.5×2.2=4.95÷0.9=9.65÷0.1=21÷0.21=0.72÷1.44=16－5.07=8.71÷0.1=8.08÷0.4=4.2÷0.7÷6=5.2÷13=0.34÷17=0.8×0.13=46.7－3.8=12.25÷0.5=7.2÷1.8=0.3×0.5=1.4×0.5=46.5＋52.5=73.5×0.1=6.4÷4=5.2÷13=0.4×8.6×250=8×1.25=0.7÷0.35=0.02×0.5=2.5×101=27÷0.3=5.6÷3.5=6.9×0.1=0.45×