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1、 1口算2683+71=.2+33=658+24=7.7+3.2=233=127-54=960-40=29.6-9=2493=17.2-5.5=592= 2553=用时:收获了：个获得 口算称号2竖式6552=929.27+350.04=196.67+251.15=585.3-549.76=830.84-351.72=322035=3脱式计算97539+7987 (1927+1673)2030 15004125934+573-21-18631 1口算657+72=750+50=9.9+11.7=882=92-30=914-23=29.6-11=3284=8.4+5.8=34.9-1.9=798
2、= 1353=用时:收获了：个获得 口算称号2竖式2288=910.65+181.92=263.87+145.62=853.04-145.15= 266541=579.74-549.9=3脱式计算7326+864-417270033693149+3445(37-29)180 1口算3495+31=409+18=4.1+8.3=505=140-94=956-61=6.8-2.5=1897=1.5+13.1=21.3-1.1=756=2527=用时:收获了：个获得 口算称号2竖式17093=183.59+368.54=625.65+780.24=446.83-435.91=775.73-486.8
3、4=203555=3脱式计算522+305354896+128(8766-115)3+84543(17+33) 1口算4341+37=2+3.3=924+48=4.6+6.3=384=192-91=6.4-3.3=979-49=17.4-2.9=2648=203=555=用时:收获了：个获得 口算称号2竖式6231=29.31+928.86=730.35+488.66=546.85-521.18=963.09-458.9=162054=3脱式计算54090389(270015-35)5720020(79-34)107+4214515 1口算340+72=205+12=18.7+28.2=259
4、=746-55=6.1-2.6=485-91=28.9-3.1=522=6.4+6.5=125=3705=用时:收获了：个获得 口算称号2竖式8383=682.01+42.52=521.69+96.82=722.46-149.95=659.63-518.64=659668=3脱式计算1798+34 21+22+23+24+25 5(13-5)1208346-531+660 1口算984+25=115+43=27.6+13.4=736=206-54=346-95=9.4-4.7=1382=9.2+1.4=35.9-14.8=983=4067=用时:收获了：个获得 口算称号2竖式8970=128.
5、12+999.08=32.69+561.24=368.97-190.51=981.63-460.77=2064086=3脱式计算130+196+454+870(860+107 20) 25587-9294987005(107+33) 1口算907+89=819+33=4.8+1.8=163=598-12=431-38=27.2-13=3688=2.4+62.6=16.3-7.2=673=3426=用时:收获了：个获得 口算称号2竖式19064=718.38+968.65=531.38+325.21=266.54-90.91=778.82-423.51=80535=3脱式计算381-351396
6、1198+124679-67525724004(99-24) 1口算351+80=678+10=5.1+7.9=522=606-44=28-3.9=916-10=5.2-1.3=1897=15.1+74.8=257=2406=用时:收获了：个获得 口算称号2竖式20635=242.92+917.43=269.13+765.52=683.39-546.63=576.25-91.2=321667=3脱式计算(17+83)9-7531+39+47+55+63455-700352125632+200 1口算5386+58=871+33=5.9+6.8=193=324-20=940-68=9.9-5.7
7、=2947=5.3+6.7=37.4-15.8=297=2305=用时:收获了：个获得 口算称号2竖式7218=627.93+772.09=972.74+192.12=861.15-484.9=530.39-525.45=315070=3脱式计算416+598265191+45250-(690+738)+686353(6+14) 1口算205+83=435+89=2.9+38.1=258=397-79=9.5-3.9=402-82=27-4.9=5346=7.7+14.3=857=4955=用时:收获了：个获得 口算称号2竖式8481=154.83+199.94=407.01+748.73=1
8、11.79-90.04=534.11-318.59=156271=3脱式计算485+898-773+260(19 99+519) 15061641065325520 1口算901+61=846+76=7.5+39=208=590-32=669-17=9.3-6.2=1405=6.6+6.9=49.8-37.9=624=4248=用时:收获了：个获得 口算称号2竖式10454=629.92+32.08=614.75+362.47=205.57-146.6=192.59-123.17=35113=3脱式计算3398+1167(50+62+68)86427+5692(12+13)8 1口算150+2
9、4=624+61=9.4+9.8=129=93-61=731-76=5.6-2.5=1955=31.5+8.7=28.7-19=452=1113=用时:收获了：个获得 口算称号2竖式8641=648.23+25.32=842.22+559.07=662.84-177.18=446.08-54.33=351090=3脱式计算81+819-3801145753180109+366-185+534+906800 (196-4 9) 1口算7948+76=+31.6=566+26=3.1+41.4=519=601-36=4.9-1.1=142-29=29-2.7=362=185=2973=用时:收获了
10、：个获得 口算称号2竖式60618=298.31+46.44=505.47+761.44=905.14-533.81=777.26-80.95=159684=3脱式计算253+99-174(333+567)2015725296-10234202(47-12) 1口算58354+53=.1+9.4=96=891+81=7.1+12.1=776=736-14=7.5-1.9=82-17=36.7-2=6849=2283=用时:收获了：个获得 口算称号2竖式71063=866.94+86.32=366.49+369.26=206.1-86.75=789.38-367.71=221228=3脱式计算(
11、13+67)51980+82+84+86+88244102-48825(84-66) 1口算9664+48=697+78=8.1+5.3=506=438-68=7.9-4.5=118-94=13.4-1.3=5537=2.6+3.3=704=453=用时:收获了：个获得 口算称号2竖式4869=125.41+130.23=92.44+107.91=722.95-531.25=631.81-108.9=46222=3脱式计算2816+3266 (1955+11)9 (33+42)24560+9142-178 1口算402+16=687+46=7.8+8.8=403=983-46=624-23=5
12、.7-3.6=2526=4.4+32.4=17.1-4.1=846=2004=用时:收获了：个获得 口算称号2竖式10236=742.57+424.39=429.41+124.96=956.94-935.73=653.72-317.58=158131=3脱式计算424+6725325(23+57)625+10818+669180045721 1口算9153+58=682+13=4.5+4.7=249=811-77=128-57=19.3-11.1=1473=3.9+15.9=33.2-2.6=689=4866=用时:收获了：个获得 口算称号2竖式17074=751.97+228.74=64.2
13、8+767.35=642.09-419.1=816.15-390.82=315483=3脱式计算86373-8611(49+59+69)2634-998+6513+641600(12+422) 1口算843+76=575+25=6.7+2.6=119=957-33=925-30=16.9-4.1=3324=4.3+31.7=27.5-21.4=446=5747=用时:收获了：个获得 口算称号2竖式30250=617.31+575.53=530.09+275.14=986.1-30.08=804.46-227.79=98617=3脱式计算9919+369(139+8)493062+225+514
14、00(184+28) 1口算4316+98=946+70=7.1+5.7=564=988-79=343-69=7.7-6.2=3699=.1+13.6=36.4-14.7=596=6669=用时:收获了：个获得 口算称号2竖式2921=346.51+886.55=454.74+413.48=782.89-693.81=726.13-308.98=185050=3脱式计算19713+39 (91+99)6-24 1800(74-49)676-627+185-43 1口算190+18=494+27=2.6+34=145=896-18=60-53=9.1-6.6=4155=7.9+3.8=15.5-
15、2.8=194=4329=用时:收获了：个获得 口算称号2竖式92740=894.45+137.63=390.06+927.36=936.03-124.86=618.37-343.35=510068=3脱式计算394-168568+856365+180433736941-697(1215+5085)5180 1口算9654+12=.3+6.9=363+69=1.4+34.1=228=288-30=15-3.1=714-66=8.7-7.4=3368=357=1326=用时:收获了：个获得 口算称号2竖式9613=503.83+489.64=877.06+353.25=667.15-586.48
16、=972.96-189.28=294042=3脱式计算9911+121 395+409+1909569 (37-12)9846+275-338+354 1口算405+14=348+76=31.4+2.7=823=796-59=689-90=8.9-6.2=5928=11.4+3.7=37.4-8.4=169=5229=用时:收获了：个获得 口算称号2竖式7755=433.31+470.67=560.75+269.16=475.62-138.81=646.84-307.81=336080=3脱式计算75101+15(137+213)174855+580500(27+73) 1口算3178+94=
17、7+2.8=831+86=6.8+1.6=479=378-63=34-4.6=873-94=19.4-8.2=2205=537=7848=用时:收获了：个获得 口算称号2竖式60163=246.76+784.44=882.84+913.72=450.44-205.75=899.72-148.96=702078=3脱式计算357+515 (46+48+50)3 24005(79-19)32882-502+836 1口算723+11=678+49=4.3+15.9=754=443-20=36-4.5=816-39=15.6-4.5=153=3.2+44=699=1682=用时:收获了：个获得 口算
18、称号2竖式5818=163.98+324.28=301.79+11.77=631.17-146.6=974.22-859.33=603999=3脱式计算2215+34589+90+91+92+93829-704+951915005(320) 1口算6716+83=.2+7.4=536+28=24.1+25.6=754=459-48=66-2.4=966-65=7.2-6=488=2004=5537=用时:收获了：个获得 口算称号2竖式7319=430.33+693.78=945.21+784.25=459.43-50.41=590.94-389.99=255085=3脱式计算(883+36)4
19、11(20+32+68)65+160+4966225920 1口算116+56=151+60=3.4+31.9=255=79-14=850-92=37.8-11.7=5646=9.8+5.5=16.2-6.5=695=2524=用时:收获了：个获得 口算称号2竖式4331=452.05+839.71=553.93+680.09=406.83-112.7=866.9-578.96=181337=3脱式计算991477+2833+35+37+39+41264+36+50254(122+239) 1口算2928+10=197+22=12.9+5.3=129=275-25=147-63=3.3-1.6
20、=782=.1+39.4=25.7-4.3=492=4329=用时:收获了：个获得 口算称号2竖式2979=680.07+705.98=645.16+552.35=890.93-856.39=370.92-228.1=174838=3脱式计算1106612-15558+29975372-195-255(244+56)560 1口算557+34=249+31=4.2+2.6=355=162-96=33.8-11=936-83=17.2-6.6=4277=37.5+22.5=584=5467=用时:收获了：个获得 口算称号2竖式2327=645.56+123.35=347.32+92.23=672
21、.3-431.56=694.43-256.85=571919=3脱式计算111-442+422(97+106)+14585101-5117600450 1口算5299+96=.3+4.5=193+27=14.3+72.1=315=348-93=4.9-1.8=396-34=36.5-31=3246=618=1222=用时:收获了：个获得 口算称号2竖式5535=221.34+837.07=971.07+846.38=957.34-620.29=746.64-237.03=160025=3脱式计算764-182+66-18612+23388+3277021(3775+1515)2520 1口算3
22、24+50=754+19=33.6+8.6=953=118-34=529-97=33.2-1.7=1682=7.3+3.8=29.2-16.7=856=1863=用时:收获了：个获得 口算称号2竖式442.58+393.47=826.59+676.92=169.85-147.74=3822=671.49-571.03=473291=3脱式计算24+1199-1389+93+97+10157(33+47)7263375+550 答案练习5练习1口算41221746.92256913.57439425.826口算35468210.9697311.78592020.683162.9039.2118竖
23、式724.53 618.51 688972.51 140.99 97脱式计算 1700 115竖式1279.31 447.82 33805479.12 35.54 92脱式计算1396326848001480练习6练习2口算10091584143815221.1582514.769口算72980021.617662334589118.682120.694164.232竖式1127.2 593.93 6230竖式1092.57 409.49 1936178.46 520.86 24029.84 707.89 65脱式计算16501201脱式计算5692257200560363练习7练习3口算99
24、68526.6485869.15739314.246口算42642712.42504620.2368954.32762501544.650竖式1687.03 856.59 12160355.31 175.63 23竖式552.13 1405.89 15810288.89 10.92 37脱式计算32710008脱式计算7053200600490938练习8练习4口算4316881310456224.1409063.927口算47897210.91521013.11193014.533819.975365.30竖式1160.35 1034.65 7210竖式958.17 1219.01 1922
25、04.19 25.67 30脱式计算 2334 2913485.05 136.76 485脱式计算82523550003558 练习9竖式344.75 1266.91 1090896.31 371.33 196口算64490412.75730421.6468724.242脱式计算2843422031471400竖式1400.02 1164.86 1296练习144.94脱式计算 43980376.25 451000口算60797219.24627225.6766534.7768300127.534练习10竖式953.26 735.75 4473021.67 119.35 79脱式计算 304
26、4204400 12004口算288524412003185.69932022.189252952竖式354.77 1155.74 6804练习15215.52 21.75 22脱式计算870162500口算1012 7753703.4152412.179308625.98013.4300练习11竖式255.64 200.35 331291.7 522.91 21脱式计算 1600 450210 18001口算96292246.516055811.9536523.128123.5482竖式6629.42 58.97 27脱式计算 3300 1260977.22 5616练习166口算41873
27、316.612093713506012.1421170200356.804练习12竖式1166.96 554.37 3672336.14 21.21 51口算17468519.2108329.7376553.139脱式计算5292400120490.20700竖式673.55 1401.29 3526练习17391.75 485.66 39脱式计算14027005口算10116959.221673430.681718.2491730269.812练习13竖式980.71 831.63 1258022.99 425.33 38脱式计算 8600 35445 162口算82459244.54595
28、653.89911326.318490.605 练习18竖式903.98 829.91 423539.03 336.81 42脱式计算 7590 34003口算9196009.3999246.18289512.883326646485竖式1192.84 805.23 15100练习23576.67 956.02 58脱式计算22505004口算4729178.442331529.49877911.244291139.871练习19竖式1031.2 1796.56 37863750.76 244.69 90口算5141016 9092741.541脱式计算320488136.75412.821.733822474竖式1233.06 868.22 609练习24417.15 89.08 37脱式计算2600111672口算73472720.230042331.58477711.15191467.221练习20竖式488.26 313.56 1044484.57 114.89 61口算20852136.67087812.74872.583脱式计算500455511.713076竖式1032.08 1317.42 68080275.02 811.17 75练习25脱式计算12269007口算69956449.730041163.6509011.2