四年级数学下册口算天天练实用精品54.docx

1、四年级数学下册口算天天练实用精品5425050=8.9+0.1=1709=280+11=1116=279+27=125638=44525=8989=0.00103读作：0.00956精确到百分位0.163保留一位小数8.92米=（ ）厘米5千米494米=（ ）千米9.81千克=（ ）千克（ ）克7米7分米=( )米1千克760克=( )千克0.1+0.32=14.69-9.6=25.18-20=9.1+0.35=3-0.97=0.5-0.03=278=2003=8.71000=90-18=74+99=562=7070=9.5+0.8=1703=170+17=10118=659+65=12518

2、8=45925=9797=0.00081读作：0.00672精确到百分位0.799保留一位小数4.55米=（ ）厘米7千米993米=（ ）千米2.68千克=（ ）千克（ ）克6米1分米=( )米2千克516克=( )千克0.17+0.46=15.63-5.79=83.37-76=5.2+0.38=7-0.8=0.6-0.07=168=1701=7.61000=70-22=75+39=322=40050=0.6+0.3=1903=490+40=1112=839+83=125618=41425=2222=0.00078读作：0.00322精确到百分位0.979保留一位小数1.63米=（ ）厘米2千

3、米225米=（ ）千米2.59千克=（ ）千克（ ）克9米6分米=( )米2千克933克=( )千克0.95+0.37=12.81-6.83=42.52-33=5+0.65=3-1=0.9-0.45=114=1604=5.2100=99-47=23+45=884=63090=8.9+0.9=1801=580+17=10113=139+13=12598=44725=8989=0.00347读作：0.00722精确到百分位0.767保留一位小数2.45米=（ ）厘米8千米188米=（ ）千米3.2千克=（ ）千克（ ）克3米2分米=( )米4千克69克=( )千克0.21+0.06=14.4-5.

4、6=30.65-21=9.3+0.14=1-0.36=0.6-0.1=112=1107=3.610=76-50=19+30=244=18020=8+0.2=2003=170+12=1115=819+81=125408=48925=6969=0.00006读作：0.00316精确到百分位0.28保留一位小数3.48米=（ ）厘米7千米740米=（ ）千米3.89千克=（ ）千克（ ）克1米8分米=( )米2千克143克=( )千克0.89+0.63=10.45-3.23=27.01-24=2.3+0.52=2-0.25=0.9-0.32=244=1606=0.6100=55-15=19+50=3

5、22=35070=1.7+0.3=1507=910+12=10113=219+21=125968=47125=4747=0.00555读作：0.00306精确到百分位0.173保留一位小数7.35米=（ ）厘米2千米661米=（ ）千米9.49千克=（ ）千克（ ）克8米6分米=( )米1千克76克=( )千克0.22+0.22=14.22-6.3=39.98-38=5.2+0.13=5-0.29=0.9-0.42=158=1901=0.51000=79-23=48+40=164=40050=1.9+0.9=2008=880+17=1115=829+82=125498=42925=5353=0

6、.0063读作：0.00266精确到百分位0.353保留一位小数8.22米=（ ）厘米5千米64米=（ ）千米8.03千克=（ ）千克（ ）克1米1分米=( )米7千克843克=( )千克0.06+0.96=6.89-3.82=75.57-71=2.6+0.59=6-0.64=0.5-0.14=114=1902=5.2100=56-49=43+97=642=24080=9.1+0.3=15010=610+29=1113=979+97=125408=44725=5454=0.00438读作：0.00875精确到百分位0.27保留一位小数9.15米=（ ）厘米5千米845米=（ ）千米6.09千克

7、=（ ）千克（ ）克5米4分米=( )米8千克132克=( )千克0.02+0.77=10.99-4.53=107.21-99=6.2+0.51=9-0.27=0.5-0.38=154=1709=0.3100=100-22=77+70=242=28070=5.2+0.6=1303=420+12=1111=509+50=125128=46925=3939=0.00866读作：0.00828精确到百分位0.039保留一位小数2.64米=（ ）厘米3千米727米=（ ）千米1.32千克=（ ）千克（ ）克3米1分米=( )米5千克217克=( )千克0.85+0.43=10.11-1.56=25.3

8、3-17=9.1+0.96=3-0.15=0.5-0.4=98=1504=3.510=88-34=93+23=724=4020=9+0.6=1701=650+26=1118=709+70=125258=43325=2424=0.00475读作：0.00106精确到百分位0.165保留一位小数1.22米=（ ）厘米5千米86米=（ ）千米5.39千克=（ ）千克（ ）克5米2分米=( )米5千克839克=( )千克0.96+0.68=17.17-7.2=67.25-60=1+0.61=7-0.46=0.8-0.28=94=1403=1.81000=96-38=83+80=484=40050=1.

9、3+0.1=17010=680+21=1118=879+87=125768=42025=5757=0.00534读作：0.00001精确到百分位0.661保留一位小数1.18米=（ ）厘米4千米223米=（ ）千米6.57千克=（ ）千克（ ）克1米7分米=( )米9千克311克=( )千克0.4+0.72=13.07-9.32=86.36-82=2.5+0.33=9-0.87=0.8-0.13=288=1807=4.41000=58-36=44+78=642=8020=7+0.5=1603=700+40=1113=29+2=125728=43625=5757=0.00353读作：0.0033

10、6精确到百分位0.976保留一位小数1.95米=（ ）厘米3千米593米=（ ）千米6.04千克=（ ）千克（ ）克7米7分米=( )米3千克354克=( )千克0.02+0.58=12.93-4.99=59.07-52=5.6+0.24=7-0.52=0.7-0.32=84=12010=4.8100=69-41=28+18=642=28070=5.6+0.5=16010=550+48=1113=679+67=125498=46925=2323=0.00832读作：0.00179精确到百分位0.267保留一位小数8.21米=（ ）厘米4千米860米=（ ）千米8.08千克=（ ）千克（ ）克3

11、米7分米=( )米8千克605克=( )千克0.98+0.28=10.54-2.14=61.03-57=6.6+0.15=8-0.22=0.5-0.08=308=1405=7.210=66-32=37+91=964=35050=4.3+0.6=1208=310+30=1113=449+44=125818=42225=3939=0.00595读作：0.00661精确到百分位0.004保留一位小数9.76米=（ ）厘米2千米773米=（ ）千米7.48千克=（ ）千克（ ）克2米3分米=( )米9千克173克=( )千克0.6+0.67=15.04-6.92=85.25-81=2.9+0.72=6

12、-0.19=0.6-0.43=134=1109=7.810=64-39=18+13=642=16080=9.5+0.2=1503=540+43=1116=989+98=12538=47825=8282=0.00177读作：0.00712精确到百分位0.793保留一位小数3.17米=（ ）厘米7千米652米=（ ）千米1.4千克=（ ）千克（ ）克8米3分米=( )米5千克755克=( )千克0.19+0.52=8.13-2.21=83.66-82=8.6+0.09=1-0.8=0.8-0.38=234=1605=7.910=71-32=31+85=1204=6060=4.4+0.9=2006=

13、340+50=1111=239+23=125628=45725=4848=0.00618读作：0.0074精确到百分位0.102保留一位小数1.34米=（ ）厘米7千米27米=（ ）千米7.61千克=（ ）千克（ ）克6米3分米=( )米5千克187克=( )千克0.09+0.81=8.67-3.18=44.86-41=5.5+0.85=4-0.47=0.5-0.13=38=1405=7.21000=87-47=77+38=324=48080=1.1+0.4=1802=980+30=10111=779+77=125668=49125=6767=0.00274读作：0.00715精确到百分位0.

14、195保留一位小数3.51米=（ ）厘米2千米848米=（ ）千米9.34千克=（ ）千克（ ）克9米3分米=( )米8千克564克=( )千克0.88+0.03=12-8.18=17.14-12=2.7+0.7=7-0.57=0.8-0.13=238=1507=0.41000=94-45=29+59=724=35050=9.2+0.9=2007=150+33=1114=709+70=125888=46525=3636=0.00602读作：0.00945精确到百分位0.903保留一位小数5.19米=（ ）厘米2千米210米=（ ）千米7.57千克=（ ）千克（ ）克3米8分米=( )米8千克2

15、53克=( )千克0.78+0.32=12.47-7.96=25.8-23=6.3+0.89=1-0.3=0.8-0.24=268=1102=3.110=68-42=76+52=804=8020=7+0.8=1105=380+12=10117=449+44=125208=43725=6868=0.00084读作：0.0057精确到百分位0.417保留一位小数6.98米=（ ）厘米4千米396米=（ ）千米9.77千克=（ ）千克（ ）克7米7分米=( )米8千克120克=( )千克0.24+0.78=11.33-9.47=87.74-79=4+0.56=7-0.44=0.5-0.39=268=

16、1605=6.61000=96-51=70+56=324=36060=1.3+0.1=1509=390+15=1117=359+35=125478=48325=2727=0.00373读作：0.0095精确到百分位0.734保留一位小数9.9米=（ ）厘米5千米131米=（ ）千米8.72千克=（ ）千克（ ）克8米2分米=( )米3千克178克=( )千克0.35+0.32=7.16-4.64=71.4-63=1.6+0.27=9-0.96=0.7-0.25=184=1407=6.81000=57-49=71+25=562=32040=1.9+0.9=1909=200+26=10115=66

17、9+66=125488=42825=7373=0.0033读作：0.0092精确到百分位0.017保留一位小数5.14米=（ ）厘米3千米668米=（ ）千米6.19千克=（ ）千克（ ）克6米2分米=( )米2千克355克=( )千克0.61+0.42=19.09-9.83=59.68-56=5.2+0.82=7-0.11=0.5-0.14=218=18010=0.510=65-41=27+69=1122=32040=2.1+0.9=1108=890+33=10118=359+35=125858=46725=7575=0.00347读作：0.00091精确到百分位0.751保留一位小数4.7

18、2米=（ ）厘米6千米108米=（ ）千米7.02千克=（ ）千克（ ）克5米5分米=( )米2千克505克=( )千克0.65+0.45=7.99-4.13=71.85-62=7.8+0.22=8-0.35=0.6-0.41=218=1702=410=91-16=91+49=402=6010=7.3+0.3=14010=970+12=1114=589+58=125198=41125=4444=0.00277读作：0.00421精确到百分位0.944保留一位小数8.43米=（ ）厘米5千米985米=（ ）千米1.76千克=（ ）千克（ ）克1米8分米=( )米8千克838克=( )千克0.63

19、+0.41=13.5-7.93=51.83-43=1.8+0.83=3-0.41=0.8-0.01=154=1506=7.210=91-44=80+58=962=24060=3.3+0.5=1909=140+15=1113=739+73=125228=48225=6666=0.00014读作：0.00495精确到百分位0.506保留一位小数1.66米=（ ）厘米4千米923米=（ ）千米6.17千克=（ ）千克（ ）克6米5分米=( )米9千克680克=( )千克0.16+0.52=11.26-5.31=83.25-74=1.6+0.16=6-0.23=0.6-0.38=274=1508=8.

20、51000=61-52=51+66=802=3010=1.6+0.2=1605=850+45=10119=489+48=125488=42125=3737=0.00826读作：0.00058精确到百分位0.925保留一位小数4.63米=（ ）厘米4千米490米=（ ）千米7.38千克=（ ）千克（ ）克4米4分米=( )米1千克725克=( )千克0.61+0.37=12.53-3.47=72.73-64=7.6+0.96=1-0.39=0.9-0.45=248=1608=7.8100=70-31=73+73=402=6010=7+0.7=11010=990+42=1111=189+18=12

21、5298=44025=4444=0.00806读作：0.00707精确到百分位0.696保留一位小数5.49米=（ ）厘米3千米915米=（ ）千米8.88千克=（ ）千克（ ）克2米3分米=( )米3千克392克=( )千克0.97+0.56=6.36-1.15=81.14-79=3.4+0.21=6-0.47=0.9-0.36=238=1201=6.8100=70-21=19+56=802=35050=6.9+0.7=2007=690+18=1111=669+66=125538=48725=2424=0.00441读作：0.00197精确到百分位0.14保留一位小数6.04米=（ ）厘米6

22、千米323米=（ ）千米9.41千克=（ ）千克（ ）克7米3分米=( )米2千克195克=( )千克0.04+0.69=7.37-3.77=69.61-65=0.8+0.04=6-0.05=0.7-0.28=142=1308=7.1100=65-21=58+72=882=5010=9+0.8=1301=730+17=10117=459+45=125908=44825=3939=0.00142读作：0.00089精确到百分位0.119保留一位小数5.92米=（ ）厘米5千米305米=（ ）千米3.57千克=（ ）千克（ ）克1米5分米=( )米8千克467克=( )千克0.5+0.26=9.8

23、8-6.99=17.34-11=8.2+0.06=3-0.94=0.7-0.21=68=2006=3.4100=64-16=46+52=322=8040=8.6+0.3=1605=450+22=10118=609+60=125408=44725=6767=0.00737读作：0.00568精确到百分位0.4保留一位小数9.08米=（ ）厘米2千米653米=（ ）千米7.26千克=（ ）千克（ ）克4米9分米=( )米2千克78克=( )千克0.81+0.58=8.47-4.96=99.52-98=7.3+0.76=4-0.49=0.5-0.03=92=1301=21000=81-45=93+6

24、0=164=4020=0.2+0.1=1304=360+21=1116=399+39=125818=47825=4444=0.00304读作：0.00751精确到百分位0.43保留一位小数5.79米=（ ）厘米2千米885米=（ ）千米1.8千克=（ ）千克（ ）克8米8分米=( )米3千克255克=( )千克0.78+0.84=7.39-1.24=55.71-53=5.7+0.47=4-0.98=0.7-0.28=78=20010=41000=59-27=55+78=804=45090=3+0.4=1202=990+27=10116=539+53=12548=41025=5454=0.002

25、读作：0.00771精确到百分位0.47保留一位小数8.24米=（ ）厘米8千米125米=（ ）千米8.57千克=（ ）千克（ ）克2米3分米=( )米8千克208克=( )千克0.05+0.23=9.66-8.46=93.29-90=1.5+0.36=2-0.58=0.9-0.34=64=1506=9.310=74-42=27+22=804=5010=9+0.8=1408=530+17=10119=339+33=125188=49625=6363=0.00974读作：0.00777精确到百分位0.41保留一位小数4.15米=（ ）厘米9千米118米=（ ）千米3.16千克=（ ）千克（ ）克7米7分米=( )米9千克412克=( )千克0.47+0.61=9.78-8.16=82.24-79=2.4+0.93=6-0.09=0.9-0.11=254=1907=3.610=72-35=54+82