四年级数学下册口算 竖式 脱式计算练习题.pdf

K2MG-E专业技术人员绩效管理与业务能力提升练习与答案四年级暑假作业数学四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算2340=2340=543=543=1830=1830=7050=7050=25050=25050=1460=1460=1850=1850=1630=1630=1.25+2.3=1.25+2.3=12.3+4.06=12.3+4.06=0.75+0.4=0.75+0.4=1.34+0.8=1.34+0.8=1.8+8.18=1.8+8.18=7.82-7.2=7.82-7.2=8.7+0.03=8.7+0.03=二、竖式运算二、竖式运算98028=98028=82836=82836=1236=1236=5689=5689=35424=35424=25616=25616=三、拖式运算三、拖式运算125+256125+25612012060556055102416310241636030=6030=8040=8040=35.7-2.4=35.7-2.4=9.5-2.7=9.5-2.7=2.7+3.9=2.7+3.9=1 1K2MG-E专业技术人员绩效管理与业务能力提升练习与答案(135(135415)5+16 164-135+85415)5+16 164-135+85四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算9.3-8.8=9.3-8.8=1.9+25.79=1.9+25.79=4.5-3.26=4.5-3.26=2.2+5.7=2.2+5.7=4.8-2.5=4.8-2.5=18.3-3.7=18.3-3.7=6.3+3.6=6.3+3.6=6.7-4.5=6.7-4.5=6.8-0.7=6.8-0.7=23.5+1.68=23.5+1.68=53.16+3.54=53.16+3.54=6.6-3.7=6.6-3.7=12.3+3.7=12.3+3.7=5.3+4.47=5.3+4.47=2.8+1.9=2.8+1.9=二、竖式运算二、竖式运算30746=30746=54312=83403=54312=83403=47210=47210=15989=15989=12689=12689=三、拖式运算三、拖式运算330(65330(6550)64(1250)64(126513)6513)(31540(31540364)7364)75.1-1.9=5.1-1.9=2.9+15.9=2.9+15.9=27.3+2.15=27.3+2.15=7.2-2.7=7.2-2.7=3.2+12.76=3.2+12.76=2 2K2MG-E专业技术人员绩效管理与业务能力提升练习与答案128128681695(64-45)681695(64-45)四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算3.25-0.12=3.25-0.12=4.5-2.1=4.5-2.1=5.8+6.9=5.8+6.9=1.5+4.85=1.5+4.85=16.8+5.4=16.8+5.4=3.6-1.3=3.6-1.3=24.6+2.4=24.6+2.4=8.1+1.2=8.1+1.2=2.45+5.5=2.45+5.5=0.5+2.6=0.5+2.6=93.1-20.9=93.1-20.9=53.4-2.4=53.4-2.4=5-0.08=5-0.08=96.3-56.2=96.3-56.2=136.5-105=136.5-105=73.4+52.1=73.4+52.1=79.2+56.8=79.2+56.8=7.21+6.9=7.21+6.9=1.64+2.35=1.64+2.35=6.72-3.28=6.72-3.28=二、竖式运算二、竖式运算29429=29429=20332=20332=31225=31225=68934=68934=61888=61888=37245=37245=三、拖式运算三、拖式运算(2010(2010906)(65+15)(20906)(65+15)(2012024)84020-20012024)84020-2003 3K2MG-E专业技术人员绩效管理与业务能力提升练习与答案288(26288(2614)8 5006-(502-80)14)8 5006-(502-80)四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算35.7-2.4=35.7-2.4=4.5-3.26=4.5-3.26=5.1-1.9=5.1-1.9=2.2+5.7=2.2+5.7=64080=64080=155=155=233=233=1225=1225=48080=48080=165=165=273=273=9015=9015=64016=64016=393=393=2420=2420=323=323=4816=4816=128=128=273=273=484=484=二、竖式运算二、竖式运算23446=23446=61348=61348=32025=32025=7210+2865=7210+2865=43728=43728=43246=43246=三、拖式运算三、拖式运算(10512(10512635)25(845635)25(845153)16 178-14556+42153)16 178-14556+424 4K2MG-E专业技术人员绩效管理与业务能力提升练习与答案(40(404)254)2510691069769769四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算5614=5614=248=248=142=142=838345=45=56080=56080=9624=9624=4020=4020=4030=4030=373726=26=767639=39=60560559=59=3023=3023=128=128=272732=32=484827=27=450020=450020=737315=15=120600=120600=200360=200360=6800400=6800400=二、竖式运算二、竖式运算44476=44476=432148=432148=35827=35827=35034=35034=93032=93032=46983=46983=三、拖式运算三、拖式运算4,157+8574,157+857540540(148+47)13(308(148+47)13(30830828)1130828)115 5K2MG-E专业技术人员绩效管理与业务能力提升练习与答案1996199696274 21(23096274 21(230192)192)四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算280+270=280+270=42500=42500=600040=600040=31031070=70=40014=40014=470+180=470+180=160600=160600=20420=20420=290300=290300=7600200=7600200=930-660=930-660=7600400=7600400=98014=98014=420030=420030=61300=61300=二、竖式运算二、竖式运算86436=86436=98028=98028=82836=82836=69417=69417=598126=598126=60987=60987=三、拖式运算三、拖式运算1996199696274 1000096274 10000(59(5966)64920-168040766)64920-168040751280=51280=100025=100025=8100300=8100300=680+270=680+270=130050=130050=6 6K2MG-E专业技术人员绩效管理与业务能力提升练习与答案(31540(31540364)7 690+4752-398364)7 690+4752-398四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算20048=20048=530+280=530+280=9200400=9200400=84021=84021=180500=180500=8000500=8000500=190020=190020=200160=200160=8700300=8700300=300330=300330=31400=31400=700014=700014=60012=60012=960080=960080=140300=140300=880040=880040=9600800=9600800=750750290=290=5490=5490=76020=76020=二、竖式运算二、竖式运算45025=45025=28944=28944=32000700=32000700=2529=15725=2529=15725=673=12=673=12=三、拖式运算三、拖式运算735(700735(70040025)152040025)1520(1070(1070282)9405-29402821282)9405-294028217 7K2MG-E专业技术人员绩效管理与业务能力提升练习与答案45+2401245+2401225(24+16)25(24+16)四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算7500500=7500500=370200=65013=370200=65013=860086004200=4200=2404=2404=64080=64080=1510=1510=16030=16030=2506=2506=7200+900=7200+900=410-201=410-201=1258=1258=4820=4820=6600600=6600600=390+140=1180=390+140=1180=2450=2450=3600400=3600400=400050=400050=4.8-2.5=4.8-2.5=二、竖式运算二、竖式运算11725=11725=384234=384234=5611=5611=19.95+132.47=19.95+132.47=11736=32512=11736=32512=三、拖式运算三、拖式运算8 8K2MG-E专业技术人员绩效管理与业务能力提升练习与答案148+332864-753602432+730148+332864-753602432+7302100-94+48542100-94+485451+(2304-2042)23(247+18)272551+(2304-2042)23(247+18)2725四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算18.3-3.7=18.3-3.7=2.9+15.9=2.9+15.9=6.3+3.6=6.3+3.6=6.8-0.7=6.8-0.7=0.2-0.09=0.2-0.09=2+9.1=2+9.1=1-0.55=1-0.55=20.22+0.78=20.22+0.78=2-0.75=2-0.75=0.42+10.68=0.42+10.68=8.34-6.22=8.34-6.22=6.37+4.55=6.37+4.55=23.5+1.68=23.5+1.68=53.16+3.54=53.16+3.54=6.6-3.7=6.6-3.7=二、竖式运算二、竖式运算9165=44121=37845=9165=44121=37845=13615=13615=21536=21536=32565=32565=6.7-4.5=6.7-4.5=0.89-0.25=0.89-0.25=5.78-0.24=5.78-0.24=27.3+2.15=27.3+2.15=7.2-2.7=7.2-2.7=9 9K2MG-E专业技术人员绩效管理与业务能力提升练习与答案三、拖式运算三、拖式运算36-720(36018)1080(63-54)80(528+912)5-617836-720(36018)1080(63-54)80(528+912)5-6178(10(1012024)512024)52801028010789789日期：月日用时：日期：月日用时：一、口算一、口算3.2+12.76=3.2+12.76=960030=960030=240+570=240+570=910910370=370=7525=7525=二、竖式运算二、竖式运算52315=52315=35126=2516=35126=2516=四年级暑假作业数学3.25-0.12=3.25-0.12=53053070=70=42042090=90=7700=7700=203+98=203+98=1800300=1800300=4800400=4800400=370+580=370+580=580-490=580-490=2508=2508=270270190=190=3602=3602=33011=33011=6800=6800=54009=54009=57158=57158=36215=36215=42525=42525=1010K2MG-E专业技术人员绩效管理与业务能力提升练习与答案三、拖式运算三、拖式运算(947(947599)599)764 36(15764 36(1527623)(9327623)(932521)92521)9(39(3921)(3966)3721)(3966)37(7+6)30(7+6)30四年级暑假作业数学日期：月日用时：日期：月日用时：一、一、口算口算9800=9800=3330=3330=3007=3007=9500=9500=6300700=6300700=370370560=560=5600700=5600700=480012=480012=35007=35007=520+490=520+490=45045090=90=8080330=330=70700=70700=700070=700070=400080=400080=2400200=2400200=42042090=90=170170320=320=1000100051=51=520520260=260=二、竖式运算二、竖式运算9100240=9100240=507039=507039=793626=793626=23512=99311=23512=99311=136347=136347=1111K2MG-E专业技术人员绩效管理与业务能力提升练习与答案三、拖式运算三、拖式运算3841238412331 16(17-8)328(5+9632)331 16(17-8)328(5+9632)81(72-54)9571281(72-54)957125603556035四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算12.3+3.7=12.3+3.7=5.3+4.47=5.3+4.47=2.8+1.9=2.8+1.9=42060=42060=39013=39013=910910190=190=35200=35200=22200=22200=8800400=8800400=9300300=9300300=6300=6300=1800200=1800200=930030=930030=28040=28040=304304199=199=39026=39026=125050=125050=2140=2140=6600220=6600220=760760198=198=二、竖式运算二、竖式运算32119=32119=36119=36119=30746=30746=32116=32116=33224=33224=33215=33215=1212K2MG-E专业技术人员绩效管理与业务能力提升练习与答案三、拖式运算三、拖式运算8488486401612 960(15006401612 960(15003245)32(25+125)3245)32(25+125)17899+178(140-70)5417899+178(140-70)54四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算660660220=220=500050=500050=10091=10091=753753299=299=700070=700070=20040=20040=18030=18030=24040=24040=352=352=1407=1407=136=136=2803=2803=3502=3502=5011=5011=2506=2506=7200+900=7200+900=410-201=410-201=1258=1258=4820=4820=6600600=6600600=二、竖式运算二、竖式运算1256=1256=33526=33526=16524=16524=25631=25631=47210=47210=54312=54312=1313K2MG-E专业技术人员绩效管理与业务能力提升练习与答案三、拖式运算三、拖式运算192192(54(5438)6(12+24+80)50(140-70)5438)6(12+24+80)50(140-70)5463+8424263+842424907+2454907+245四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算1180=1180=2450=2450=3600400=3600400=400050=400050=53053070=70=42042090=90=960030=960030=7700=7700=203+98=203+98=1800300=1800300=240+570=240+570=4800400=4800400=370+580=370+580=580580490=490=910910370=370=390+140=390+140=258=258=270270190=190=362=362=7525=7525=二、竖式运算二、竖式运算30612=30612=26015=26015=68924=68924=30346=30346=65224=61888=65224=61888=1414K2MG-E专业技术人员绩效管理与业务能力提升练习与答案三、拖式运算三、拖式运算157+857(46-20)30-9025274157+857(46-20)30-9025274108108(83(8336060)36060)240080240080142142四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算33011=33011=6800=6800=54009=54009=42060=42060=9800=9800=3330=3330=3007=3007=9500=9500=39013=39013=6300700=6300700=5600700=5600700=480012=480012=35007=35007=370370560=560=520520490=490=45045090=90=8080330=330=70700=70700=700070=700070=400080=400080=二、竖式运算二、竖式运算16748=16748=33625=33625=12545=12545=33625=33625=11252=11252=33524=33524=1515K2MG-E专业技术人员绩效管理与业务能力提升练习与答案三、拖式运算三、拖式运算(40(404)25754254)2575425290290(343+99)(343+99)(420(42048)(37548)(375345)345)142142549+14549+14四年级暑假作业数学日期：月日用时：日期：月日用时：一、一、口算口算520520260=260=910910190=190=35200=35200=22200=22200=8800400=8800400=9300300=9300300=6300=6300=1800200=1800200=930030=930030=28040=28040=304304199=199=39026=39026=125050=125050=2140=2140=6600220=6600220=760760198=198=660660220=220=500050=500050=10091=10091=753753299=299=二、竖式运算二、竖式运算12565=12565=36125=11658=36125=11658=25681=25681=33125=33125=12534=12534=1616K2MG-E专业技术人员绩效管理与业务能力提升练习与答案三、拖式运算三、拖式运算16761676766 720362 9953+53766 720362 9953+53420(205420(205198)4198)4460(29460(29183)183)四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算1740=1740=10010063=63=7515=7515=4.4+15.99=4.4+15.99=88-69.21=88-69.21=63.1-11=63.1-11=0.48+0.52=0.48+0.52=1-0.98=1-0.98=3.7+4.8=3.7+4.8=8.36+0.64=8.36+0.64=3.6+0.87=3.6+0.87=8.16+3.7=8.16+3.7=0.33+9.8=0.33+9.8=42070=42070=12.3+4.06=12.3+4.06=0.75+0.4=0.75+0.4=1.34+0.8=1.34+0.8=9.5-2.7=9.5-2.7=1.8+8.18=1.8+8.18=7.82-7.2=7.82-7.2=二、竖式运算二、竖式运算33625=33625=21534=21534=20532=20532=31206=31206=37481=91214=37481=91214=1717K2MG-E专业技术人员绩效管理与业务能力提升练习与答案三、拖式运算三、拖式运算4504502(162(169)9)245245(45+39)125(84)5(45+39)125(84)5240080240080142(46-20)30-90142(46-20)30-90四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算8.7+0.03=8.7+0.03=2.7+3.9=2.7+3.9=9.3-8.8=9.3-8.8=7.85+3.4=7.85+3.4=3.07+3.65=3.07+3.65=1.83+2.7=1.83+2.7=4.29+2.1=4.29+2.1=8.3-2.63=8.3-2.63=1.7+0.43=1.7+0.43=12.6+3.42=12.6+3.42=19.8-5.6=19.8-5.6=14-0.14=14-0.14=0.99+1.8=0.99+1.8=2.56-0.37=2.56-0.37=3.9+2.03=3.9+2.03=二、竖式运算二、竖式运算32568=32568=33621=33621=24531=24531=1.9+25.79=1.9+25.79=5-0.44=5-0.44=4.64+15.36=4.64+15.36=2.14-0.9=2.14-0.9=181813.8+9.9=13.8+9.9=K2MG-E专业技术人员绩效管理与业务能力提升练习与答案31206=31206=21126=21126=30212=30212=三、拖式运算三、拖式运算4125-25(9604125-25(960400)70400)70108108(83(8336060)36060)(420(42048)(37548)(375345)345)266-110266-110四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算7.55-4.1=7.55-4.1=0.87+5.68=0.87+5.68=13.3-5.28=13.3-5.28=7.87+5.66=7.87+5.66=62.3-1.25=62.3-1.25=5.7-0.93=5.7-0.93=10.5-3.25=10.5-3.25=6.4+1.89=6.4+1.89=4.1+28.9=4.1+28.9=25.13-1.8=25.13-1.8=5.87+35.26=5.87+35.26=3.08+5.83=3.08+5.83=5.62-4.2=5.62-4.2=16.52-1.08=16.52-1.08=35.85+8.04=35.85+8.04=30.07+39.65=30.07+39.65=11.83+62.7=11.83+62.7=3.8+9.9=3.8+9.9=54.29+27.1=54.29+27.1=98.3-2.3=98.3-2.3=二、竖式运算二、竖式运算13524=13524=32541=32541=12321=12321=1919K2MG-E专业技术人员绩效管理与业务能力提升练习与答案21114=21114=17184=17184=31208=31208=三、拖式运算三、拖式运算(140-70)5463+842424907+245(140-70)5463+842424907+245117131171337(65+35)37(65+35)(58+37)(64-95)(58+37)(64-95)四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算10.7+0.93=10.7+0.93=5.64-0.44=5.64-0.44=1.6+68.42=1.6+68.42=85.8-56.6=85.8-56.6=20.2-7.09=20.2-7.09=24+9.18=24+9.18=10.89-10.25=10.89-10.25=1.1-0.55=1.1-0.55=2.22+0.8=2.22+0.8=2.2-0.75=2.2-0.75=54.78-10.24=54.78-10.24=50.42+20.98=50.42+20.98=2.34-1.2=2.34-1.2=66.37+8.5=66.37+8.5=8.02+15.28=8.02+15.28=108.5-35.05=108.5-35.05=0.32+1.57=0.32+1.57=9.25+2.25=9.25+2.25=9.23+4.52=9.23+4.52=24.8+1.46=24.8+1.46=二、竖式运算二、竖式运算51214=51214=61135=61135=24158=24158=2020K2MG-E专业技术人员绩效管理与业务能力提升练习与答案33264=33264=16109=16109=33204=33204=三、拖式运算三、拖式运算290290(343+99)142(343+99)142549+141676549+1416767667669953+539953+534504502(162(169)9)四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算5.58+1.89=5.58+1.89=0.78+2.2=0.78+2.2=0.8-0.45=0.8-0.45=6.45-3.29=6.45-3.29=92.7-0.05=92.7-0.05=87.68-20.7=87.68-20.7=75.8-17.5=75.8-17.5=42.5-23.65=42.5-23.65=56.2+9.38=56.2+9.38=67.3+23.92=67.3+23.92=4.72+8.49=4.72+8.49=5.63+1.27=5.63+1.27=9.06-1.59=9.06-1.59=7.95-4.9=7.95-4.9=8.02+5.08=8.02+5.08=18.5-5.07=18.5-5.07=4.32+18.7=4.32+18.7=5.65+8.95=5.65+8.95=7.3+49.52=7.3+49.52=54.8+9.4=54.8+9.4=二、竖式运算二、竖式运算21021=21021=11924=11924=32529=32529=2121K2MG-E专业技术人员绩效管理与业务能力提升练习与答案66125=66125=18030=18030=72030=72030=三、拖式运算三、拖式运算125(84)5 4125-25420(205125(84)5 4125-25420(205198)4198)4460(29460(29183)183)63+8424263+84242四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算6.8+89.8=6.8+89.8=0.78+2.2=0.78+2.2=0.6-0.59=0.6-0.59=66.5-3.2=66.5-3.2=55.63-5.6=55.63-5.6=11.3+80=11.3+80=15.6-4.4=15.6-4.4=8.4+35.76=8.4+35.76=8.8-2.69=8.8-2.69=62.9-2.17=62.9-2.17=6.08+12.3=6.08+12.3=3.9+1.32=3.9+1.32=15.78+23.9=15.78+23.9=4.5-1.5=4.5-1.5=3.7+7.25=3.7+7.25=64.79-8.67=64.79-8.67=5.3+19.45=5.3+19.45=4.86-0.42=4.86-0.42=3.06+8.45=3.06+8.45=4.64+2.36=4.64+2.36=二、竖式运算二、竖式运算36030=36030=92040=92040=78060=78060=2222K2MG-E专业技术人员绩效管理与业务能力提升练习与答案43224=43224=62523=62523=83743=83743=三、拖式运算三、拖式运算(960(960400)70 45+2401212318400)70 45+24012123181233+851231233+85123124+78+22124+78+22100-35-25100-35-25四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算1.8+5.75=1.8+5.75=0.63+4.5=0.63+4.5=29.9+5.6=29.9+5.6=4.78+3.94=4.78+3.94=98.8+0.08=98.8+0.08=47.3+5.04=47.3+5.04=33.1-7.65=33.1-7.65=6.07-5.63=6.07-5.63=56.3-28.7=56.3-28.7=1.62-1.58=1.62-1.58=2.15+10.86=2.15+10.86=81.1-14.9=81.1-14.9=4.2+3.76=4.2+3.76=12.7-0.55=12.7-0.55=7.68-2.74=7.68-2.74=5.58-1.75=5.58-1.75=12.45-0.65=12.45-0.65=6.32+8.3=6.32+8.3=27.3+73.2=27.3+73.2=4.22+8.46=4.22+8.46=二、竖式运算二、竖式运算85017=85017=78026=78026=96040=96040=2323K2MG-E专业技术人员绩效管理与业务能力提升练习与答案54417=54417=89828=89828=42030=42030=三、拖式运算三、拖式运算4907+245266-110(46-20)30-904907+245266-110(46-20)30-90157+857157+857(420(42048)(37548)(375345)345)四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算5.63+1.25=5.63+1.25=9.36-1.59=9.36-1.59=7.65-4.19=7.65-4.19=3.9+7.5=3.9+7.5=16.9-1.79=16.9-1.79=5.63+9.5=5.63+9.5=4.6-0.52=4.6-0.52=3.56+5.75=3.56+5.75=2.64+2.36=2.64+2.36=76.8+5.2=76.8+5.2=1.5+5.5=1.5+5.5=0.68+4.85=0.68+4.85=39.7+5.06=39.7+5.06=2.42+0.59=2.42+0.59=57.5+1.36=57.5+1.36=6.09+8.04=6.09+8.04=4.98+1.89=4.98+1.89=6.4+53.6=6.4+53.6=32.01+5.05=32.01+5.05=24.4-15.5=24.4-15.5=二、竖式运算二、竖式运算78020=78020=69030=69030=75050=75050=2424K2MG-E专业技术人员绩效管理与业务能力提升练习与答案84060=84060=52040=52040=92023=92023=三、拖式运算三、拖式运算(40(404)252400804)25240080142108142108(83(8336060)36060)290290(343+99)(343+99)9953+539953+53四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算3.6+20.02=3.6+20.02=41.2-2.66=41.2-2.66=4.4+7.68=4.4+7.68=87.68-20.7=87.68-20.7=75.8-17.5=75.8-17.5=42.5-23.65=42.5-23.65=67.3+23.92=67.3+23.92=4.72+8.49=4.72+8.49=5.63+1.27=5.63+1.27=7.95-4.9=7.95-4.9=2.42+0.59=2.42+0.59=57.5+1.36=57.5+1.36=4.98+1.89=4.98+1.89=6.4+53.6=6.4+53.6=32.01+5.05=32.01+5.05=二、竖式运算二、竖式运算84024=84024=70444=70444=48032=48032=92.7-0.05=92.7-0.05=56.2+9.38=56.2+9.38=9.06-1.59=9.06-1.59=6.09+8.04=6.09+8.04=24.4-15.5=24.4-15.5=2525K2MG-E专业技术人员绩效管理与业务能力提升练习与答案67221=75458=67221=75458=89739=89739=三、拖式运算三、拖式运算142142549+141676549+1416767667664504502(162(169)9)245245(45+39)(45+39)32513(266-250)32513(266-250)四年级暑假作业数学日期：月日用时：日期：月日用时：一、口算一、口算3.6+20.02=3.6+20.02=41.2-2.66=41.2-2.66=4.4+7.68=4.4+7.68=55.63-5.6=55.63-5.6=11.3+80=11.3+80=15.6-4.4=15.6-4.4=8.4+35.76=8.4+35.76=8.8-2.69=8.8-2.69=62.9-2.17=62.9-2.17=6.08+12.3=6.08+12.3=3.9+1.32=3.9+1.32=15.78+23.9=15.78+23.9=4.5-1.5=4.5-1.5=4.78+3.94=4.78+3.94=98.8+0.08=98.8+0.08=47.3+5.04=47.3+5.04=33.1-7.65=33.1-7.65=6.07-5.63=6.07-5.63=56.3-28.7=56.3-28.7=1.62-1.58=1.62-1.58=二、竖式运算二、竖式运算62426=62426=57618=57618=17317=17317=2626K2MG-E专业技术人员绩效管理与业务能力提升练