四年级数学下册口算天天练实用精品74.docx

1、四年级数学下册口算天天练实用精品741904=1.610=73-33=97+81=722=42060=1.6+0.3=1207=490+33=1115=579+57=12548=43225=9999=0.0031读作：0.00994精确到百分位0.482保留一位小数1.47米=（ ）厘米5千米193米=（ ）千米5.75千克=（ ）千克（ ）克3米2分米=( )米5千克453克=( )千克0.13+0.69=9.54-2.42=78.24-69=9.3+0.28=8-0.74=0.7-0.5=238=1209=9.410=58-24=61+85=802=32080=4.2+0.2=2004=3

2、50+19=1115=989+98=125408=47925=5757=0.00143读作：0.00428精确到百分位0.08保留一位小数6.89米=（ ）厘米3千米654米=（ ）千米7.25千克=（ ）千克（ ）克8米9分米=( )米1千克910克=( )千克0.83+0.12=12.06-2.29=26.55-24=3.3+0.08=9-0.37=0.7-0.04=52=1301=5.1100=76-28=52+93=1202=24080=6.5+0.1=1805=520+16=10119=159+15=125638=48125=2222=0.00701读作：0.00382精确到百分位0

3、.57保留一位小数8.21米=（ ）厘米9千米712米=（ ）千米4.99千克=（ ）千克（ ）克9米3分米=( )米9千克688克=( )千克0.86+0.46=12.54-7.99=59.79-53=3.2+0.15=6-0.86=0.6-0.02=44=1407=6.31000=94-25=34+76=644=56070=6.4+0.1=1902=360+30=1118=79+7=125288=45425=8383=0.00838读作：0.00015精确到百分位0.497保留一位小数7.22米=（ ）厘米8千米653米=（ ）千米9.14千克=（ ）千克（ ）克2米3分米=( )米4千克

4、529克=( )千克0.63+0.22=13.1-9.79=84.78-78=4.5+0.15=2-0.07=0.8-0.5=32=1107=8.1100=81-12=75+87=724=10050=6.2+0.2=1901=820+15=10115=879+87=125728=48825=3838=0.00674读作：0.00085精确到百分位0.946保留一位小数8.87米=（ ）厘米2千米197米=（ ）千米6.89千克=（ ）千克（ ）克7米1分米=( )米6千克623克=( )千克0.61+0.15=12.72-4.96=15.81-14=9.8+0.94=6-0.68=0.5-0.

5、23=102=2003=9.810=69-41=91+80=962=35070=6.4+0.1=1805=640+25=10118=989+98=125868=45625=5454=0.00768读作：0.00886精确到百分位0.091保留一位小数5.44米=（ ）厘米1千米955米=（ ）千米3.17千克=（ ）千克（ ）克3米9分米=( )米4千克981克=( )千克0.67+0.47=5.61-1.08=73.31-65=8.5+0.5=9-0.4=0.6-0.41=184=18010=5.11000=79-43=22+84=484=10020=8.7+0.7=1205=480+16=

6、1118=269+26=125568=46825=4949=0.00275读作：0.00538精确到百分位0.815保留一位小数8.28米=（ ）厘米8千米750米=（ ）千米7.64千克=（ ）千克（ ）克6米9分米=( )米5千克332克=( )千克0.44+0.35=11.8-3.42=96.13-89=7.6+0.77=6-0.08=0.5-0.36=182=1702=41000=69-24=12+51=1204=24060=3.2+0.4=1201=320+30=1113=959+95=125848=4425=3636=0.00069读作：0.00105精确到百分位0.227保留一位

7、小数2.01米=（ ）厘米2千米190米=（ ）千米9.77千克=（ ）千克（ ）克6米2分米=( )米3千克373克=( )千克0.79+0.5=10.83-9.58=41.03-33=4.4+0.14=9-0.74=0.7-0.42=38=1509=2.810=62-38=77+62=404=48080=0.2+0.4=2001=600+19=10112=79+7=12538=47225=8282=0.0042读作：0.00742精确到百分位0.068保留一位小数6.4米=（ ）厘米3千米237米=（ ）千米6.7千克=（ ）千克（ ）克2米2分米=( )米9千克601克=( )千克0.9

8、6+0.09=17.24-8.2=28.47-23=10+0.35=1-0.34=0.5-0.23=248=1706=61000=88-18=31+43=242=6060=7.9+0.9=2003=470+46=10113=619+61=12548=46325=7575=0.00125读作：0.0026精确到百分位0.922保留一位小数9.91米=（ ）厘米7千米648米=（ ）千米8.67千克=（ ）千克（ ）克6米3分米=( )米9千克818克=( )千克0.99+0.46=11.51-4.71=97.95-93=10+0.25=2-0.82=0.5-0.42=188=1208=5.410

9、00=57-52=82+35=482=72080=4.8+0.5=2005=190+43=1112=689+68=125368=48625=7575=0.00364读作：0.00547精确到百分位0.137保留一位小数5.84米=（ ）厘米5千米895米=（ ）千米4.61千克=（ ）千克（ ）克1米3分米=( )米8千克984克=( )千克0.96+0.67=11.64-3.69=49.99-40=9.7+0.92=9-0.65=0.8-0.4=298=1304=5.910=69-44=14+14=804=24060=5.3+0.3=2005=190+50=10116=509+50=1251

10、88=47925=3838=0.00259读作：0.00754精确到百分位0.029保留一位小数5.75米=（ ）厘米1千米520米=（ ）千米8.4千克=（ ）千克（ ）克3米6分米=( )米6千克746克=( )千克0.93+0.58=10.73-2.42=28.66-27=4.6+0.19=7-0.08=0.9-0.39=272=1808=4.21000=81-48=54+30=722=42060=8.4+0.5=2003=990+19=1119=769+76=12558=43925=9696=0.00324读作：0.00441精确到百分位0.144保留一位小数5.88米=（ ）厘米2千

11、米140米=（ ）千米9.81千克=（ ）千克（ ）克5米2分米=( )米1千克555克=( )千克0.14+0.08=13.41-9.78=70.73-64=9.8+0.06=7-0.43=0.7-0.28=252=1107=6.410=94-49=32+49=804=36040=8.7+0.2=1307=740+49=10114=679+67=125798=48025=4343=0.0082读作：0.00652精确到百分位0.642保留一位小数1.82米=（ ）厘米7千米728米=（ ）千米3.83千克=（ ）千克（ ）克4米3分米=( )米3千克334克=( )千克0.14+0.32=1

12、9.17-9.56=91.45-88=8.5+0.37=4-0.84=0.6-0.38=54=19010=5.31000=92-14=96+20=482=10050=6.6+0.4=1905=250+27=10113=659+65=125438=4225=7272=0.00364读作：0.00752精确到百分位0.472保留一位小数5.58米=（ ）厘米2千米487米=（ ）千米9.22千克=（ ）千克（ ）克1米2分米=( )米2千克949克=( )千克0.97+0.53=11.64-8.92=75.75-73=8+0.4=2-0.76=0.5-0.39=288=1304=1.7100=85

13、-11=72+64=162=18060=0.1+0.4=1404=390+39=1111=749+74=125898=48825=8989=0.00806读作：0.00056精确到百分位0.142保留一位小数6.66米=（ ）厘米2千米758米=（ ）千米2.33千克=（ ）千克（ ）克8米5分米=( )米8千克479克=( )千克0.72+0.27=5.89-3.01=24.24-23=3.8+0.44=1-0.87=0.6-0.47=162=1805=3.4100=88-40=13+34=564=2010=4.3+0.6=1407=240+21=1119=969+96=125538=434

14、25=8484=0.00887读作：0.00505精确到百分位0.726保留一位小数4.79米=（ ）厘米4千米418米=（ ）千米9.41千克=（ ）千克（ ）克7米5分米=( )米9千克188克=( )千克0.7+0.78=10.19-5.89=45.53-42=2+0.47=1-0.04=0.9-0.02=288=1203=2.91000=67-54=56+21=404=24030=3.2+0.1=13010=200+50=1116=579+57=125528=47325=8888=0.00648读作：0.00374精确到百分位0.686保留一位小数2.46米=（ ）厘米3千米280米=

15、（ ）千米6.37千克=（ ）千克（ ）克3米9分米=( )米7千克80克=( )千克0.63+0.56=7.1-2.04=20.99-17=3.3+0.72=4-0.75=0.9-0.26=64=1407=4.31000=90-29=76+80=1124=8040=7.4+0.1=1507=800+25=10116=189+18=125428=41725=3333=0.00393读作：0.00865精确到百分位0.935保留一位小数9.83米=（ ）厘米1千米800米=（ ）千米3.42千克=（ ）千克（ ）克3米5分米=( )米7千克256克=( )千克0.62+0.56=12.56-5.

16、98=79.26-71=5.8+0.15=7-0.41=0.6-0.31=54=1201=7.11000=61-25=54+56=802=24030=9.4+0.2=2009=130+25=1118=539+53=125398=44225=5959=0.00074读作：0.00533精确到百分位0.632保留一位小数2.77米=（ ）厘米2千米572米=（ ）千米8.57千克=（ ）千克（ ）克7米1分米=( )米2千克661克=( )千克0.33+0.86=13.66-9.51=58.02-51=6.6+0.09=4-0.55=0.8-0.49=114=1301=7.21000=65-46=

17、54+62=962=28040=4.8+0.4=1408=840+43=10117=519+51=125208=48625=7979=0.00447读作：0.00599精确到百分位0.043保留一位小数4.3米=（ ）厘米1千米838米=（ ）千米4.15千克=（ ）千克（ ）克2米2分米=( )米3千克893克=( )千克0.89+0.65=3.84-2.24=53.63-51=9.5+0.32=6-0.42=0.5-0.33=304=2008=2.5100=64-48=56+28=244=56080=6.7+0.9=1302=540+20=10117=89+8=125718=46125=2

18、828=0.00771读作：0.00651精确到百分位0.703保留一位小数9.09米=（ ）厘米1千米136米=（ ）千米8.22千克=（ ）千克（ ）克2米5分米=( )米4千克765克=( )千克0.29+0.85=11.21-6.15=52.75-43=5+0.99=9-0.41=0.9-0.48=32=1302=9.3100=98-25=67+26=1042=7010=0.1+0.2=12010=630+49=1114=689+68=125278=47025=9292=0.00714读作：0.007精确到百分位0.292保留一位小数6.57米=（ ）厘米3千米973米=（ ）千米8.

19、91千克=（ ）千克（ ）克7米8分米=( )米7千克423克=( )千克0.37+0.83=9.81-1.33=17.32-16=1.2+0.06=3-0.19=0.9-0.23=178=1105=2.6100=85-47=54+93=404=8020=0.3+0.9=1609=890+25=1114=289+28=125988=47625=4444=0.00823读作：0.00975精确到百分位0.948保留一位小数6.81米=（ ）厘米5千米79米=（ ）千米2.37千克=（ ）千克（ ）克8米7分米=( )米8千克445克=( )千克0.3+0.03=7.18-4.07=25.52-1

20、8=5.2+0.24=2-0.38=0.5-0.42=112=1103=5.610=73-50=36+92=324=45090=2+0.5=1808=290+19=1113=39+3=125508=47525=2929=0.00262读作：0.00993精确到百分位0.699保留一位小数5.48米=（ ）厘米9千米169米=（ ）千米1.25千克=（ ）千克（ ）克2米8分米=( )米2千克317克=( )千克0.43+0.3=17.27-7.6=52.44-47=8.9+0.4=6-0.08=0.7-0.34=64=1504=7.5100=85-34=71+94=322=4020=4.7+0

21、.7=12010=280+43=1119=689+68=125968=4225=2323=0.00766读作：0.0048精确到百分位0.66保留一位小数8.15米=（ ）厘米3千米653米=（ ）千米2.15千克=（ ）千克（ ）克1米7分米=( )米5千克731克=( )千克0.21+0.22=7.31-3.83=34.32-29=0.1+0.15=5-0.41=0.7-0.11=214=1601=7.61000=66-25=16+85=244=24040=1+0.8=19010=390+37=1113=479+47=125128=47625=8888=0.00626读作：0.00251精

22、确到百分位0.26保留一位小数3.78米=（ ）厘米8千米500米=（ ）千米5.29千克=（ ）千克（ ）克8米5分米=( )米1千克172克=( )千克0.56+0.24=14.67-8.13=69.51-62=1.7+0.26=2-0.77=0.8-0.35=58=2004=1.51000=80-19=77+49=1042=8020=7.4+0.1=1802=930+41=1116=459+45=125618=49225=5252=0.0075读作：0.00028精确到百分位0.85保留一位小数1.78米=（ ）厘米5千米216米=（ ）千米2.66千克=（ ）千克（ ）克8米5分米=(

23、 )米2千克760克=( )千克0.61+0.23=6.95-4.93=64.75-56=4.2+0.59=2-0.5=0.5-0.4=138=1503=1.410=71-22=70+79=1124=56080=1.2+0.3=1802=470+34=10114=419+41=125208=47625=7676=0.00321读作：0.00716精确到百分位0.093保留一位小数4.27米=（ ）厘米5千米428米=（ ）千米7.15千克=（ ）千克（ ）克6米8分米=( )米3千克279克=( )千克0.39+0.63=10.82-3.91=14.79-11=5.5+0.3=8-0.24=0

24、.6-0.06=168=1505=1.91000=59-29=48+66=562=6010=1+0.1=1906=260+29=10116=959+95=125188=4825=8686=0.00947读作：0.00096精确到百分位0.634保留一位小数6.13米=（ ）厘米4千米256米=（ ）千米2.25千克=（ ）千克（ ）克7米5分米=( )米2千克202克=( )千克0.68+0.49=16.61-9.03=53.47-49=0.3+0.66=1-0.85=0.5-0.2=104=1504=4.11000=72-21=15+45=882=24040=1.2+0.7=1801=150

25、+16=10113=159+15=125268=46525=8484=0.0074读作：0.00672精确到百分位0.607保留一位小数6.72米=（ ）厘米1千米713米=（ ）千米8.65千克=（ ）千克（ ）克6米8分米=( )米6千克277克=( )千克0.48+0.65=7.05-3.08=69.11-62=0.5+0.34=3-0.25=0.9-0.5=234=1906=910=92-48=36+54=1044=72090=0.2+0.4=1109=340+18=1115=229+22=125878=47625=7474=0.00212读作：0.00872精确到百分位0.693保留一位小数5.25米=（ ）厘米3千米833米=（ ）千米2.39千克=（ ）千克（ ）克9米4分米=( )米6千克690克=( )千克0.69+1=13.3-9.89=71.69-70=3.6+0.33=1-0