四年级数学下册口算天天练实用精品63.docx

1、四年级数学下册口算天天练实用精品63484=3030=9.6+0.7=1509=270+14=1117=299+29=12588=49325=6565=0.00087读作：0.00497精确到百分位0.722保留一位小数2.51米=（ ）厘米2千米937米=（ ）千米6.27千克=（ ）千克（ ）克8米6分米=( )米4千克149克=( )千克0.27+0.92=6.5-5=28.9-21=9.2+0.93=1-0.44=0.9-0.28=202=12010=8.4100=72-18=15+24=1204=8020=5.4+0.9=1602=270+14=10118=449+44=125368

2、=45825=3838=0.00155读作：0.00755精确到百分位0.844保留一位小数1.35米=（ ）厘米3千米569米=（ ）千米6.48千克=（ ）千克（ ）克1米3分米=( )米6千克902克=( )千克0.31+0.05=16.22-9.03=77.12-75=6.5+0.05=6-0.98=0.7-0.32=74=1705=3.4100=79-31=49+60=564=6010=5.7+0.9=1801=790+34=10117=399+39=125858=48325=8383=0.00532读作：0.00907精确到百分位0.05保留一位小数8.91米=（ ）厘米4千米30

3、0米=（ ）千米7.86千克=（ ）千克（ ）克9米3分米=( )米1千克388克=( )千克0.77+0.72=13.43-4.11=39.81-30=10+0.07=8-0.28=0.7-0.31=212=1906=9.21000=63-34=31+53=242=6060=6.2+0.6=1106=480+36=1111=299+29=125788=4325=3333=0.00618读作：0.00688精确到百分位0.737保留一位小数5.14米=（ ）厘米9千米205米=（ ）千米9.69千克=（ ）千克（ ）克7米6分米=( )米7千克4克=( )千克0.41+0.53=16.75-7

4、.62=23.39-17=2.8+0.84=8-0.45=0.8-0.3=304=1809=9.110=71-25=30+32=1044=2020=6.5+0.2=1905=730+30=10115=869+86=12538=42025=2323=0.00378读作：0.00258精确到百分位0.991保留一位小数2.5米=（ ）厘米7千米228米=（ ）千米6.8千克=（ ）千克（ ）克3米1分米=( )米1千克44克=( )千克0.51+0.89=9.7-5.79=66.98-62=3.1+0.62=9-0.18=0.8-0.29=184=1108=8.11000=60-19=97+30=

5、482=4020=9.8+0.9=1705=510+17=1111=659+65=125708=47525=5353=0.00909读作：0.00496精确到百分位0.272保留一位小数7.25米=（ ）厘米9千米559米=（ ）千米2.47千克=（ ）千克（ ）克4米5分米=( )米7千克86克=( )千克0.9+0.5=7.47-3.1=26.09-17=1.1+0.91=1-0.95=0.6-0.12=274=1503=9.8100=66-22=61+56=722=9030=6.2+0.9=1703=770+12=10111=549+54=125138=46925=8484=0.0088

6、1读作：0.0053精确到百分位0.658保留一位小数7.92米=（ ）厘米9千米687米=（ ）千米9.9千克=（ ）千克（ ）克6米3分米=( )米3千克818克=( )千克0.64+0.96=17.69-9.21=33.79-30=6.7+0.19=8-0.65=0.6-0.04=68=13010=7.910=55-15=17+26=402=48080=3.1+0.2=1804=280+35=1118=649+64=125348=48025=6868=0.00106读作：0.00547精确到百分位0.605保留一位小数5.22米=（ ）厘米1千米225米=（ ）千米5.93千克=（ ）千

7、克（ ）克3米8分米=( )米9千克440克=( )千克0.07+0.39=11.33-9.4=15.57-13=7.9+0.95=8-0.24=0.7-0.46=184=1401=1.81000=67-20=29+82=962=18090=2+0.6=1605=430+26=1116=719+71=125198=43325=4444=0.00435读作：0.00116精确到百分位0.385保留一位小数2.02米=（ ）厘米8千米779米=（ ）千米3.18千克=（ ）千克（ ）克9米9分米=( )米2千克671克=( )千克0.68+0.12=12.72-6.31=18.43-14=8.4+

8、0.75=3-0.6=0.6-0.18=134=1602=8.61000=78-33=66+46=804=15030=1.3+0.2=1404=320+37=1117=739+73=125478=44925=5252=0.00856读作：0.00453精确到百分位0.122保留一位小数5.67米=（ ）厘米9千米32米=（ ）千米2.66千克=（ ）千克（ ）克6米8分米=( )米6千克534克=( )千克0.11+0.09=16.12-8.61=15.2-12=7.6+0.53=4-0.76=0.5-0.03=184=1605=7.910=90-17=29+45=324=24060=0.1+

9、0.1=1904=500+46=1112=549+54=12588=43425=2323=0.00177读作：0.00906精确到百分位0.395保留一位小数9.75米=（ ）厘米7千米501米=（ ）千米5.95千克=（ ）千克（ ）克3米4分米=( )米6千克261克=( )千克0.02+0.83=7.61-1.33=28.9-23=0.6+0.53=9-0.98=0.5-0.25=294=1302=8.5100=69-18=91+77=322=21030=7.3+0.3=1307=150+27=1111=999+99=125148=45125=8383=0.00329读作：0.00288

10、精确到百分位0.705保留一位小数6.39米=（ ）厘米8千米51米=（ ）千米6.09千克=（ ）千克（ ）克7米2分米=( )米1千克728克=( )千克0.03+0.02=11.56-4.15=46.8-42=1.9+0.15=7-0.23=0.9-0.1=84=1602=7.3100=60-51=31+79=724=49070=3.2+0.8=18010=470+37=10118=429+42=125168=46125=2424=0.00326读作：0.00312精确到百分位0.502保留一位小数6.71米=（ ）厘米8千米892米=（ ）千米6.34千克=（ ）千克（ ）克8米5分米

11、=( )米7千克499克=( )千克0.68+0.38=12.66-8.27=40.52-31=1.4+0.96=8-0.44=0.6-0.5=252=1908=6.4100=100-34=64+97=722=24040=4.9+0.4=1407=390+34=1115=279+27=125518=49225=6464=0.00362读作：0.0008精确到百分位0.441保留一位小数9.61米=（ ）厘米7千米906米=（ ）千米5.79千克=（ ）千克（ ）克7米6分米=( )米8千克729克=( )千克0.31+0.88=14.29-6.61=93.19-91=2.7+0.01=9-0.

12、38=0.8-0.02=134=1206=3.51000=56-25=11+98=804=24060=1.3+0.7=1208=110+21=1115=339+33=125708=43725=8787=0.00307读作：0.00895精确到百分位0.291保留一位小数8.67米=（ ）厘米9千米891米=（ ）千米7.7千克=（ ）千克（ ）克2米7分米=( )米5千克907克=( )千克0.18+0.32=7.48-1.16=80.16-76=9.2+0.14=9-0.04=0.9-0.38=268=1504=8.51000=73-52=27+83=404=56070=9.3+0.2=1308=650+27=1116=209+20=125648=44625=6666=0.00711读作：0.00284精确到百分位0.201保留一位小数7.97米=（ ）厘米7千米465米=（ ）千米7.66千克=（ ）千克（ ）克1米7分米=( )米3千克478克=( )千克0.45+0.93=13.41-4.2=61.14-54=6.2+0.24=2-1=0.7-0.4=58=1302=1.910=8