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1、 1口算3376+92=998+25=12.6+8.9=266=180-19=610-47=36.9-12.5=3105=.3+92.8=66.6-15.1=668= 2673=用时:收获了：个获得 口算称号2竖式 60317= 74119=73.97+55.49=43099=265.98-39.47=302414=3脱式计算6024-(43+32)16 48125614 44(287-312)1660-764-136 1口算12439+77=3.1+36.5=63=354+50=4.1+77.5=709= 207-76= 32.6-2.1= 3848=211-79=64.2-22.7=729
2、9=用时:收获了：个获得 口算称号2竖式421.25+332.96=7675= 93503= 302153=560.88-236.57=142834=3解方程7+x=192x+55=1297x=63x4=36 1口算4219+56=839+69=24.3+23.1=689=486-86=486-34=19.8-8.2=35014=7.5+9.7=93.1-21.1=604= 742=用时:收获了：个获得 口算称号2竖式6396= 42301=233.36+692.18= 273837=188.91-11.83=133014=3脱式计算10.1+10.01+10.001+10.0001 6.8+
3、7.4+9.1+0.9+3.2+2.6 4(69-154)2251079-789 1口算5322+89=408+60=22.1+13.4=932=602-16=397-41=15.5-2.6=5928=.2+41.9=39.4-13.3=239= 882=用时:收获了：个获得 口算称号2竖式1189= 69078=38.85+324.71=435.92-218.49=120414= 144337=3解方程x+120=1763x+70=19944x+8=450-219-x=2x+4 1口算972+69=510+27=43.5+9.2=359= 113-89= 66.5-11.5= 2433=36
4、9-50=37.4-16.5=4566=1.5+18.6=404=用时:收获了：个获得 口算称号2竖式30373= 98602=321.74+42.68= 352849=377.99-159.83=392253=3脱式计算405-7492812 42(50025-16) 10005(66+34)13738+6570+962 1口算21416+23=8.7+9.1=93=809+16=9.5+39.3=947= 495-63= 71.3-1.9= 4705=371-71=8.8-4.9=888=用时:收获了：个获得 口算称号2竖式228.82+686.75=80351= 4581= 564291
5、=434.84-123.92=75413=3解方程10x-x=81x-543=543-10122+3x=6x+4x3+1=34 1口算359+50=43+75= 625-21= 18.2-6.7= 2889=223-37=64.5-23.3=4808=51.2+2.8=21.6+11.9=276=357=用时:收获了：个获得 口算称号2竖式 65038=199.26+94.63=4712= 117045=392.25-155.86=455749=3脱式计算5.1+5.2+4.7+4.9 105-3.5-5.3-1.2 1000(72+11)202325-716-184 1口算99336+71=
6、.8+18.3=65=314+87=19.2+37.1=767= 948-71= 17.5-3.7= 922=567-23=66.5-53.4=1284=用时:收获了：个获得 口算称号2竖式 2182= 44213=93.24+561.59=6376=416.23-39.27=132327=3解方程12x+8x=4012x-8x=4012x-x=5512x=26-x 1口算8651+54=985+25=32.6+8.4=336=950-44=453-42=25.7-4.8=4806=2.3+8.3=74.7-14.6=106= 2105=用时:收获了：个获得 口算称号2竖式 4593=130.
7、23+446.11=90962= 100818=475.25-131.65=623763=3脱式计算146-720(36019) 109+38604 16004-245383+455+1717 1口算82946+59=.3+28.2=35=815+38=19.6+2.7=128= 860-29= 48-11.2= 4755=124-17=32.6-12=2886=用时:收获了：个获得 口算称号2竖式9816= 6366=123.19+470.08=398.72-63.68=91224= 102017=3解方程99x=100-x24-3x=332-22x=1028+6x=88 1口算130+43
8、=812+90=9.6+15.4=752= 353-11= 26.8-5.9= 705=86-38=49.7-9.1=655=19.4+67.8=126=用时:收获了：个获得 口算称号2竖式 54404= 72828=321.11+247.65=6549=264.09-50.69=518757=3脱式计算9.9-8.8+7.7-6.6+5.5-4.4 0.6+9.9+9.8+9.7 16005(198-182)2964-616-384 1口算71781+86=9.9+28.9=43=466+71=5.5+31=112= 799-31= 71.8-11.1= 662=754-92=58-15.9
9、=8469=用时:收获了：个获得 口算称号2竖式437.88+189.53=59032= 48603= 217632=346.08-31.93=94879=3解方程4x-39=298x-3x=105x-6611=56 3x5=30 1口算5336+55=504+92=23.5+14.8=459=733-90=806-51=49.3-6.3=2466=.1+71.6=49.8-15.9=622= 582=用时:收获了：个获得 口算称号2竖式2891= 63015=143.62+741.64= 286761=91.88-36.82=108864=3脱式计算2583-1868-232(162-56
10、2) 3+71165112-655 1200(13+7)20 1口算71686+16=3.1+8.8=28=476+45=15.4+34.8=866= 912-48= 15.9-3.2= 8829=945-46=43.3-2.8=5688=用时:收获了：个获得 口算称号2竖式134.94+278.07=4334= 35306= 292861=898.22-41.63=136347=3解方程25000+x=6x75-2x=50+3x+204770=450+5x+x12x=288-4x 1口算537+26=478+10=15.1+25.1=426=859-52=158-32=16.1-3.9=33
11、67=1.5+2.8=74.9-14.1=997= 1764=用时:收获了：个获得 口算称号2竖式83012= 5196=536.07+162.68= 352643=397.75-125.27=439953=3脱式计算87-6.9-21-3.1+31 21.765-(7.765-5)+3 6300(25562)4618-122-378 1口算84689+51=5.2+13.3=22=370+18=22.2+11.6=324= 845-47= 38.6-4.1= 5928=759-59=87-1.9=2493=用时:收获了：个获得 口算称号2竖式334.69+96.06=3215= 7436=
12、175273=132.95-40.23=243846=3解方程4x-36=485x-3x=362+7+7x=2365x+3x=680 1口算7783+76=793+68=9.7+3.9=226=912-64=739-74=87.1-2.5=2604=.2+39.2=38.2-1.8=539= 1626=用时:收获了：个获得 口算称号2竖式 42605= 77014=65.92+644.77=1776=588.78-64.15=851486=3脱式计算100-9.9-9.8-9.7-9.6 (173+7)91+182 24004(157+43)0.7+9.7+99.7+999.7+9999.7+
13、99999.7 1口算3455+98=.9+17.8=45=140+59=9.9+23.3=302= 864-71= 68.9-1.4= 4248=149-44=37.5-13.9=3355=用时:收获了：个获得 口算称号2竖式2319= 49702=98.26+97.19=575.68-155.92=1425228= 213252=3解方程x+6=1313-x=6x6=8 4x=32 1口算1840+94=450+42=28+5.2=806=178-54=457-15=17-1.6=2349=.9+19.1=78.8-18.1=214= 522=用时:收获了：个获得 口算称号2竖式21950
14、= 32409=59.11+350.68= 655569=183.09-79.11=96015=3脱式计算196-12816 0.9+0.99+0.999+0.9999+0.99999 36.12+36.56+35.45+35.99+36.021122-83-217 1口算82662+84=.9+36.1=49=937+13=21.2+31.3=669= 148-75= 49.4-4.6= 1982=873-43=18-3.1=1089=用时:收获了：个获得 口算称号2竖式114.88+39.08=7158= 10547= 347894=294.87-174.13=80412=3解方程5x+4
15、=2x+164x-6=8x-185x+4=3x+84x-6=14-x 1口算5893+49=8+4.9=554+41=16.6+3.8=856=995-42=29.2-3=966-12=14.3-3.7=1809=136= 842=用时:收获了：个获得 口算称号2竖式28205= 31903=54.21+178.74= 834297=352.11-16.49=68649=3脱式计算1.9+1.99+1.999+1.9999 39+16511-1684 800475335.6+35.02+34.81+35.08+35.11 1口算2764+74=.7+19=67=226+71=7.3+33.2=
16、462= 253-33= 79.3-15= 2597=140-41=16.5-3.3=1983=用时:收获了：个获得 口算称号2竖式194.43+53.19=17023= 8461= 210030=785.46-327.21=1668383=3解方程6+4x=3x+1720-5x=3x+44x+3=3x+84x-6=3x-1 1口算3388+73=675+21=66.6+11.1=184=208-91=892-43=49.1-32=6657=.2+16.4=18.3-5.6=959= 3128=用时:收获了：个获得 口算称号2竖式3124= 18603=268.41+164.17= 26469
17、8=196.76-69.28=883593=3脱式计算1982+132-23 1.996+19.97+199.8 5.78+89.63+94.22774+2450+1226 1口算319+77=11.1+8.3=866=374+64=4.1+77.4=554= 389-59= 29.6-5.5= 1713=391-69=36.9-14.8=1128=用时:收获了：个获得 口算称号2竖式65.22+361.08=42502= 16940= 144030=868.56-214.35=234045=3解方程13x+8=14x+212-4x=3x-2612-5x=17 12-5x-4x=3 1口算24
18、8+93=19+67=790-57=298-66=29-8.4=5537=.8+35.9=32.7+17.7=733=42.9-1.9=892= 5887=用时:收获了：个获得 口算称号2竖式8966= 50623=385.85+61.66= 145656=497.16-158.15=193223=3脱式计算8.93+5.58+1.07 (179-812218)12 37166+148518.46+354.98-418.46 1口算41646+16=5.7+12.7=69=162+32=67.8+6.5=617= 388-86= 25-2.3= 8829=165-65=17.1-3.5=612
19、9=用时:收获了：个获得 口算称号2竖式116.46+751.32=62802= 4157= 168080=351.96-13.53=524476=3解方程3x3=506x+12=484x-6=3x-156=3x+32-2x 1口算476+27=752+37=3.1+49.1=652=751-86=108-63=18.1-7.3=3324=.4+6.1=39.5-15.6=273= 262=用时:收获了：个获得 口算称号2竖式17750= 30734=22.99+136.87= 158661=572.48-158.53=489862=3脱式计算4836+164-3180 3.75+2.69+1
20、.25 2.95+3.94+7.0582+318-552 1口算93948+43=1.9+6.5=94=211+26=6.1+43.3=752= 313-86= 43.5-21= 5368=530-84=79-8.3=5046=用时:收获了：个获得 口算称号2竖式326.49+478.47=17049= 5839= 645030=385.48-102.75=470456=3解方程9x+4-10=7x5x+5=10x-303x-2=2x+118-3x+6=x 1口算8261+15=390+22=7.3+19=667=72-55=914-44=29.9-14.5=842=3.1+69.1=39.5
21、-9.4=698= 2705=用时:收获了：个获得 口算称号2竖式6154= 28270=390.11+73.23= 261877=292.81-165.25=364035=3脱式计算17.29-(11.5+5.29) 24(37+213)-150 2800(39-14)84.68-(6.4-5.32) 1口算17624+38=2.2+2.9=35=980+89=7.9+31.7=314= 87-32= 36.3-4.6= 1582=252-49=27.2-12.7=642=用时:收获了：个获得 口算称号2竖式2853= 70718=341.59+98.54=372476= 216027=28
22、6.87-148.58=3解方程54x+20x=22216x+19x=42023x=2x+425x+4x+3=3x+2x+27 答案练习 5练习 1口算1041 53724558131920.976口算4681023 16156324.462210.16052.7315956.12821.551.515689竖式364.42 22119 58996竖式129.46 42570 10251218.16 7472226.51 21639脱式计算 84168脱式计算 4824 1448270 267603600练习 6练习 2口算23982548.865843269.4943003.911口算216
23、40481.663013130.54813241.581217.847519.638竖式915.57 40953 3645竖式754.21 5700 4677924.31 42 57x=12 x=37310.92 58623解方程x=9x=6x=985x=99解方程x=9x=144练习 7练习 3口算40911833.516260411.532247002618641.260口算47590847.4612400 45252445327.240723711.625竖式293.89 564236.39 93竖式925.54 6048 12642177.08 95脱式计算 40.1111 3061
24、810074脱式计算 19.995214252练习 8练习 4口算1007 40187713.84654413.132口算61146835.518658626.144538203935612.974218.18056.3532425.107竖式654.83 4788 172276.96 49 34竖式363.56 97917.43 8632解方程x=2x=5x=10x=2解方程x=56 x=43x=10 x=5 练习 9竖式885.26 2548 94505.06 17 475口算9051010 90641120.980脱式计算 4832213760.604160.11719842竖式576.
25、34 56358 4185练习 14343.6 99脱式计算 108 679320 28056口算80252150.2516864 89912.7 40.52241.9969871练习 10竖式413.01 146256.59 29x=5000 x=1x=720 x=1810710488口算90585322.39683136.89510720.648解方程340.565竖式593.27 1568 4158练习 15335.04 3860解方程x=1x=1x=7x=10口算8348840.225280760.84412612.248364.393练习 11竖式698.75 9960 489627
26、2.48 8382口算1739022515034220.9144840.613脱式计算 87229877.224118竖式568.76 3185 21816练习 16213.4 91脱式计算 3.3 30964 2026口算94038833.812879834.57470085.1831518.524练习 12竖式430.75 4802.72 53x=21 x=182664249口算86753736.52276860.73366242.194解方程428.822x=2x=10竖式627.41 18880 28944练习 17314.15 1268解方程x=14 x=21x=62 x=50口算8
27、5986184866584.665446.47713.6 36.4132 271292 25410995460练习 13竖式710.6924.63脱式计算 61555口算59159638.340564333.9297554341714.724111109.2 3 练习 18竖式247.62 3910 512458.25 201 70x=11 x=24口算13319933.26079367.55310523.667解方程222.770x=5x=5竖式195.45 43719.76 509x=7 x=7x=48 x=83439841练习 234解方程口算46169677.77211712.7398
28、4917.195189.655练习 19竖式432.58 74427.48 95脱式计算 208 221.766450 189.6310854271口算23449233.248012460.72644215.42628844竖式409.79 19950 13088103.98 64 95练习 24脱式计算 1904.88889180.14口算39643881.522033024.15732222.114822159.416练习 20竖式426.3 21084 15040654.21 52x=6 x=2x=11 x=148口算94695052.55947344.89983014.912解方程35
29、976竖式153.96 4118120.74 67493537练习 25解方程x=4x=2x=3x=4口算1218650.4219733418423220.679410.778练习 21竖式447.51 5874 11638339.01 84脱式计算 15.58 96054.98 370026口算64259520.451095326.24295410.620972.984竖式232.95 5740 27993练习 26335.62 14脱式计算 7.8889 1275.62 886口算46219474.342730222.79810013.6681258.494练习 22竖式867.78 49
30、724 233738.43 69 213口算9829740.59222064.3379913.266解方程x=6x=5x=50x=24246.762 练习 27练习 29口算7378952.213066523.9134510.883口算87692.255241226.34621730.15487015.442183.51竖式159.86 12750 10438竖式463.34 3294 7560127.56 104 34413.95 7926脱式计算 1820 7.69脱式计算 0.522501429013.943.6练习 28练习 30口算99123749.415022722.56744670.784口算16275.13151069 5520314.532338.49639.631.779124竖式804.96 8330 2262282.73 84 215竖式440.13 1484 12726138.29 49 80解方程x=3x=3x=7x=6解方程x=3x=2x=12x=6