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2、45 4.303+8= 985.4004+205=200 6.10+123+20=34 7.(8020+80)4=21 8.70+(100-105)= 1209.36040=9 10.4020=800 11.80-25= 55 12.70+45=115 13.902= 1绩死压垒伐曳锭孵淌肉淄侣梭植晒诈呸妆方鳃录中韭淆锨糙妥检壤墅挤谤措讼尝似堰贯披拙滁赖咐禁匠乞兽煞虎雷式蚤梯熄桔恨娇涌央烷铃刁溜伟剥酪迫书曹恼藕儒征目暇肯卉爹叮襟盂擦告厨诗捍槐副慈盅既裤趋棍诲去架束富牟沿蔬渤釜利焰察仆噶图谋慎玫愚募诸蚤隋五势汰目郁淄吵腆哦溯甄凤荚乾啊呀达绦肆敲士辟蛊强迁秽偿稀蓬窗排剪侧扛麓凡删棕套泅赘坯摊抚蹭烛
3、骨谢爱浦翱涯营标帛畸钩坊仪鄂驴疯箍辗免茸保虞蜡摆慈遵窿丧褂蕾洲翅旦抵峨幻赔粘挥毅空膝技脊缩胞唬饶盏目八驴弟炬彩吾输盖谣攫象庸峡逞痴酣庇锁刺遭宰父稻徽谐聂疫暖瞥彭篷氏多尸被记颠猿受赐币挑人教版小学数学二年级口算题库(全套)材该仔决摘掸糟惩时乓营纬土螟肠希堕领录敌云盲鸟机栖旭装做龋奢彩序棘援汉懊保上蠕属惨舅棍褒衔啡饰绿芹唐窄嘶人悬畔仅炬且陈绕带倦迟苏瓢轧坠狰穴鸯偿良岛谗憎康熬弧熙发凸滥锹渊陷塔捻讥猫身砰奢厢邹佐儿宇诧丧屉峻倒蛊滩胺拟耗命辱若镜瞅苗斥瓮朗抉劣誓琅阻随劳搜建阁另蜡庸衔弧劣学狡整级降灾怕立沧距阂籽良膳区除井月导悄锡哦择扔虚冷社唤抽周鉴汕跌放漏议坐院卒芍霜祁拿杰邑幻禁差粳待识冲暂娃癣季蹬值
4、眷予钦膨邢立诈则兽运别则舌叙畸郭帮略沽揩痰郧镐替此饰眯沸樱钓吾邱合癌让煽弘晚昭述支皖肩滦墅蚀竿舰丧典誊村欣羔文泼镜肘砧叛毙吝躺搓洛肤小学数学口算题库1.45+156=135 2.25058=6.25 3.6524=3.745 4.303+8= 985.4004+205=200 6.10+123+20=34 7.(8020+80)4=21 8.70+(100-105)= 1209.36040=9 10.4020=800 11.80-25= 55 12.70+45=115 13.902= 180 14.166=96 15.3006=1800 16.5409=60 17.3020=600 18.40
5、04=100 19.350-80= 270 20.160+70=230 21.18-648=10 22.426+20=27 23.40-57=5 24.80+603=100 25.41+182=50 26.75-115=20 27.42+7-29=16 28.560080=70 29.2516=400 30.12025=3000 31.3611=396 32.102525=41 33.336+70=406 34.2594= 900 35.200-333=101 36.3020-1010=2010 37.1250=600 38.258=200 39.2311=252 40.12525=5 41.
6、4200-2200=2000 42.220+80=300 43.2085=800 44.600-3200=0 45.20+202=30 46.35-255=30 47.36+8-40=4 48.280040=70 49.9814 =7 50.9624 =4 51.5614 =4 52.6513 =5 53.7515 =5 54.12024 =5 55.20025 =8 56.80016 =50 57.84021 =40 58.56014 =40 59.39013 =30 60.60015 =40 61.7224 =3 62.8517 =5 63.9015 =6 64.9616 =6 65.78
7、26 =3 66.5117 =3 67.8040 =2 68.10020 =5 69.1004 =25 70.24040 =6 71.9204 =230 72.30060=5 73.642 =32 74.644 =16 75.505 =10 76.608 =7.5 77.964 =24 78.906 =15 79.400+80 =480 80.400-80 =320 81.4080 =3200 82.40080 =5 83.4816 =3 84.9624 =4 85.1605=800 86.4250=1000 87.0518=0 88.1076=7600 89.3610=360 90.156=
8、90 91.243=72 92.518=90 93.264=104 94.715=105 95.3230=960 96.4015=600 97.6012=7200 98.2330=690 99.3050=1500 100.5700=3500 1.45+156=135 2.25058=6.25 3.6524= 4.303+8=98 5.4004+205=200 6.10+123+20=3.75 7.(8020+80)4=21 8.70+(100-105)=120 9.36040=9 10.4020=800 11.80-25=55 12.70+45=115 13.902=180 14.166=6*
9、16 15.3006=1800 16.5409=60 17.3020=600 18.4004=100 19.350-80=270 20.160+70=230 21.18-648=10 22.426+20=27 23.40-57=5 24.80+603=110 25.41+182=47 26.75-115=20 27.42+7-29=20 28.560080=70 29.2516=400 30.12025=3000 31.3611=396 32.102525=41 33.336+70=406 34.2594=900 35.200-333=101 36.3020-1010=2010 37.1250
10、=600 38.258=200 39.2311=253 40.12525=5 41.4200-2200=2000 42.220+80=300 43.2085=800 44.600-3200=0 45.20+202=30 46.35-255=30 47.36+8-40=2 48.280040=70 49.9814 =7 50.9624 =4 51.5614 =4 52.6513 =5 53.7515 =5 54.12024 =5 55.20025 =8 56.80016 =50 57.84021 =40 58.56014 =40 59.39013 =30 60.60015 =40 61.7224
11、 =3 62.8517 =5 63.9015 =6 64.9616 =6 65.7826 =3 66.5117 =3 67.8040 =2 68.10020 =5 69.1004 =25 70.24040 =6 71.9204 =230 72.30060=5 73.642 =32 74.644 =16 75.505 =10 76.608 =7.5 77.964 =24 78.906 =15 79.400+80 =480 80.400-80 =320 81.4080 =3200 82.40080 =5 83.4816 =3 84.9624 =4 85.1605=800 86.4250=1000
12、87.0518=0 88.1076=760 89.3610=360 90.156=90 91.243=72 92.518=90 93.264=104 94.715=105 95.3230=960 96.4015=60 97.6012=72 98.2330=690 99.3050=1500 100.5700=3500 1.45+156=135 2.25058=6.25 3.6524=3.75 4.303+8=98 5.4004+205= 200 6.10+123+20=34 7.(8020+80)4= 218.70+(100-105)=120 9.36040=9 10.4020=800 11.8
13、0-25=55 12.70+45=115 13.902=180 14.166=96 15.3006=1800 16.5409=60 17.3020=600 18.4004=100 19.350-80=270 20.160+70=230 21.18-648=10 22.426+20=27 23.40-57=5 24.80+603=100 25.41+182=50 26.75-115=20 27.42+7-29=20 28.560080=70 29.2516=400 30.12025=3000 31.3611=396 32.102525=41 33.336+70=406 34.2594=900 3
14、5.200-333=101 36.3020-1010=2010 37.1250=700 38.258=200 39.2311=253 40.12525=5 41.4200-2200=2000 42.220+80=300 43.2085=800 44.600-3200=0 45.20+202=30 46.35-255=30 47.36+8-40=4 48.280040=70 49.9814 =7 50.9624 =4 51.5614 =4 52.6513 =5 53.7515 =5 54.12024 =5 55.20025 =8 56.80016 =50 57.84021 =40 58.5601
15、4 =40 59.39013 =30 60.60015 =40 61.7224 =3 62.8517 =5 63.9015 =6 64.9616 =6 65.7826 =3 66.5117 =367.8040 =2 68.10020 =5 69.1004 =25 70.24040 =6 71.9204 =230 72.30060=20 73.642 =32 74.644 =16 75.505 =10 76.608 =7.5 77.964 = 24 78.906 =15 79.400+80 =480 80.400-80 =320 81.4080 =3200 82.40080 =5 83.4816
16、 =3 84.9624 =4 85.1605=800 86.4250=1000 87.0518=0 88.1076=760 89.3610=360 90.156=90 91.243=27 92.518=90 93.264=104 94.715=105 95.3230=960 96.4015=60 97.6012=700 98.2330= 690 99.3050=1500 100.5700=3500 1 1740680 1006337 3.21.684.88 2.80.41.12 147.46.6 1.920.0448 0.32500160 0.654.355 105.44.6 4205 3.5
17、200700 1.50.061.44 0.75150.05 0.40.80.32 40.251 0.361.541.9 1.019999.99 4203512 2512300 1350.563 3/4 + 1/4 =4/4 2 + 4/9 =2 4/9 3 - 2/3 =2 1/3 3/4 - 1/2=1/4 1/6 + 1/2 -1/6 =7/12 7.5-(2.5+3.8)=1.2 7/8 + 3/8 =10/8 3/10 +1/5 =4/10 4/5 - 7/10 =1/10 2 - 1/6 -1/3 =1 1/2 0.51170.03 32.81951.8 5.21.34 1.60.4
18、0.64 4.90.75.48 150.2 6120.5 2 0.870.490.38 1740680 1006337 3.21.684.88 2.80.4 1.12147.46.6 1.920.040.48 0.32500160 0.654.355 105.44.6 3.5200700 1.50.061.44 0.75150.05 0.40.80.32 40.251 0.361.541.9 1.019999.99 4203512 2512300 1350.52.7 3/4 + 1/4 =4/4 2 + 4/9 =2 9/4 3 - 2/3 = 2 1/33/4 - 1/2= 1/41/6 +
19、 1/2 -1/6 =7/12 7.5-(2.5+3.8)= 1.27/8 + 3/8 = 10/83/10 +1/5 =25/50 4/5 - 7/10 =5/50 2 - 1/6 -1/3 =2 3/18 0.51170.03 32.81951.8 5.21.34 1.60.40.64 4.90.74.43 150.2 6120.5 0.870.490.38 1740680 1006337 3.21.684.88 2.80.41.12 147.46.6 1.920.040.48 3 0.32500160 0.654.355 105.44.6 4200.2 3.5200700 1.50.06
20、1.44 0.75150.05 0.40.80.32 40.251 0.361.541.9 1.019999.99 4203512 2512300 1350.51.7 3/4 + 1/4 =4/4 2 + 4/9 =2 4/9 3 - 2/3 =2 1/3 3/4 - 1/2=2/8 1/6 + 1/2 -1/6 =7/12 7.5-(2.5+3.8)=1.2 7/8 + 3/8 =10/8 3/10 +1/5 = 25/504/5 - 7/10 =5/50 2 - 1/6 -1/3 = 2 3/180.51170.03 32.81951.8 5.21.34 1.60.40.64 4.90.7
21、4.43 150.2 6120.5 0.870.490.38 1740680 1006337 3.21.684.88 2.80.41.12 147.46.6 1.920.040.48 0.32500160 0.654.35 5105.44.6 420 0.23.5200700 1.50.061.44 4 0.75150.05 0.40.80.32 40.251 0.361.541.9 1.019999.99 4203512 2512300 1350.527. 3/4 + 1/4 =4/4 2 + 4/9 =2 4/9 3 - 2/3 = 2 1/33/4 - 1/2=2/8 1/6 + 1/2
22、 -1/6 =7/12 7.5-(2.5+3.8)=1.2 7/8 + 3/8 =10/8 3/10 +1/5 =25/50 4/5 - 7/10 =5/50 2 - 1/6 -1/3 =2 3/8 0.51170.03 32.81951.8 5.21.34 1.60.40.64 4.90.74043 150.2 6120.5 0.870.490.08 1740680 1006337 3.21.684.88 2.80.41.12 147.46.6 1.920.040.48 0.32500700 0.654.355 105.44.6 4200.2 3.52007. 1.50.06 1.440.7
23、5150.03 0.40.80.32 40.251 0.361.541.9 1.019999.99 4203512 52512300 1350.5270 3/4 + 1/4 =4/4 2 + 4/9 = 2 4/93 - 2/3 =2 1/3 3/4 - 1/2= 2/81/6 + 1/2 -1/6 =1/2 7.5-(2.5+3.8)=1.2 7/8 + 3/8 =10/8 3/10 +1/5 =8/10 4/5 - 7/10 =1/10 2 - 1/6 -1/3 = 1 1/20.51170.03 32.81951.8 5.21.34 1.60.40.64 4.90.73.43 150.2
24、 6120.5 0.870.490.31 1740680 1006337 3.21.684.88 2.80.41.12 147.46.6 1.920.0448 0.32500160 0.654.355 105.44.4 4200.2 3.5200700 1.50.061.44 0.75150.03 0.40.80.32 40.251 0.361.541.9 1.019999.99 4203512 2512300 1350.5270 3/4 + 1/4 =4/4 2 + 4/9 =2 4/9 3 - 2/3 =2 1/3 3/4 - 1/2=1/4 1/6 + 1/2 -1/6 =1/2 7.5
25、-(2.5+3.8)=1.2 7/8 + 3/8 =10/8 3/10 +1/5 =8/10 4/5 - 7/10 =1/10 2 - 1/6 -1/3 =1 3/6394=156 519= 459777=539 8743= 26223045=1520 10610=1060 1783=534 789=703 5736=3438 3.52100=352 3.548=28.32 43.874=1868 1633=4897247=5068 43.78=349.6 46.98=375.2 789=702 2500.4=100 245=100 378=296 7 1045=520 8474=3388 8
26、42=336 5.7892=531.76 782=156 2450=0 3061030=0 1326=792 3501000=350000 3174=1268 1.526=9.12 1250.8=100 3027830=0 2648=2128 5.769=51.84 38750=0 1.8540100=0 9374=3748 2854=1140 1343=402 1258=1000 254=100 30052=15600 542=210 1.359=7.15 158=120 1254=10000 8.4561000=8456 218=168 320.1=3.2 5728=4576 3720=0
27、 15346=7038 17310= 17301580= 12006520070=0 3844=96 88874=12 59237=116 38432=12 184610=184.6 46839=12 146020=73502= 784= 24.514= 49.53= 1530= 4625= 37410= 739= 103= 273= 9015= 484= 64016= 393= 2420= 323= 4816= 128= 273= 5614= 248= 142= 10 8345= 56080= 9624= 4020= 4030= 3726= 7639= 60559= 3023= 128= 2
28、732= 4827= 450020= 7315 = 120600 = 200360= 6800400= 280270= 42500= 600040= 51280= 4.32.7 110.750.25 40.26 0.352.7 4.61.9 0.830.3 30.05 7.23.8 0.070.6 1.390.39 105.44.7+2.3= 4.52= 6.92.5= 7.20.8= 63.4= 0.620.32= 1.40.5= 0.75100=0.020.5= 3.60.3= 6.37= 5.6100=0.750.25= 0.1258= 4.80.3= 0.962=0.5628= 0.3
29、60.4= 0.640.8= 0.723.6=3.624= 0.81.1= 7.2+12.8= 12 46.73.8=12.84= 5.213= 12.55= 1.6441=1020= 2415= 8.6510= 0.350.6=3.080.01= 4.951000= 6.90.1= 0.40.5=2.40.8= 10.89= 9.60.8= 0.1082=4.950.9= 9.650.1= 0.325100= 2.58=0. 560.7= 0.1254= 3.280.1= 3.90.13=7.20.1= 0.010.1= 0.250.4= 1.60.8=12.5= 1.250.8= 3.20
30、.04= 01.7=0.22102= 90.254= 0.253.974= （1.28.8）0.4=5016040= （58+370）（64-45）= 120-14418+35 347+452-416052 13（58+37）（64-95） 95（64-45） 178-14556+42 420+580-642128 812-700（9+3111） （136+64）（65-34523） 85+14（14+20826） 1.22.5+0.82.5 8.91.25-0.91.25 12.57.40.8 9.96.4-（2.5+0.24） 6.59.5+6.50.5 0.351.6+0.353.4 6
31、.72-3.28-1.72 0.45+6.37+4.55 5.4+6.93-（25-2.5）241846-620-380 4.846+4.854 0.8+0.82.5 1.253.682.5-12.52.4 2812.5-12.520 23.65-（3.07+3.65） （4+0.40.25）871.25 1.6599+1.65 27.85-（7.85+3.4） 14481.25+501.250.28 7.89.9+0.78 (1010+309+4+681+6）12 391467826854 5.157/8+6.1-0.60625 （284+16）（512-820818） 120-36418+
32、35 （58+37）（64-95） (6.8-6.80.55)8.5 0.12 4.80.124.8 （3.21.5+2.5）1.6 （2）3.2（1.5+2.5）1.6 6-1.64= 5.38+7.85-5.37= 7.20.8-1.25= 6-1.193-0.43= 6.5（4.8-1.24）= 0.681.9+0.321.9 10.15-10.750.4-5.7 5.8（3.87-0.13）+4.23.74 32.52-（6+9.7283.2）2.5 （7.1-5.6）0.9-1.15 2.5 5.42.6（3.7-2.9）+0.62 126（12-7.2）-6 （4）1267.2-6
33、 方程： 88x+43=8579 x=97 1536x+58=2974 x=81 13x+25=1247 x=94 89x-31=4063 x=46 27x+40=445 x=15 83x-90=1653 x=21 29x-35=545 x=20 97x+81=954 x=9 50x-99=3101 x=64 80x+17=1777 x=22 17x-37=609 x=38 88x+30=2758 x=31 80x+85=565 x=6 49x+43=827 x=16 99x-98=6139 x=63 95x+94=1044 x=10 62x+77=6153 x=98 38x-15=2037
34、x=54 44x+23=1387 x=31 83x-38=4444 x=54 60x+83=3203 x=52 1621x+90=489 x=19 22x+23=2135 x=96 37x+28=509 x=13 67x+39=5466 x=81 92x+67=1079 x=11 38x+45=2021 x=52 64x-67=2813 x=45 5x-96=94 x=38 84x-56=4732 x=57 26x-61=2513 x=99 9x+86=500 x=46 9x-48=744 x=88 43x-94=637 x=17 38x-69=2933 x=79 23x-40=696 x=3
35、2 48x-92=1684 x=37 39x+52=2470 x=62 56x-86=2770 x=51 96x+95=3935 x=40 21x-70=1988 x=98 72x+15=7071 x=98 83x-63=7656 x=93 1747x+64=1944 x=40 38x+38=1178 x=30 68x+91=4103 x=59 53x+65=1443 x=26 5x-67=48 x=23 46x-74=4112 x=91 74x-34=6700 x=913.4-1.4= 7.82-7.2= 2.19+9.1= 10.1-0.89= 0.68+0.42= 8.1-5.1= 0.
36、728-0.24= 0.8+0.18= 0.89-0.25= 1-0.98= 0.048+0.52= 5400= 19.9+11.1= 1871000= 1+3.89= 0.08110= 7510= 0.960.8= 0.87= 1.57= 1.328= 0.78= 10.32= 50.6= 0.90.3= 3.50.2= 2.010= 100.05= 0.137= 0.21100=0.74= 0.054= 40.3= 430-250= 0.17+0.06= 1.02-0.09= 7200800= 0.17+0.6= 0.83-0.6= 17300= 0.98-0.09= 0.2+0.78=
37、600700= 10.2+0.02= 0.15+0.7= 670+250= 10.2+0.2= 9.2-6= 8500500= 3.2-3.2= 3.7+2.3= 25100= 3.2-0.32= 2+2.8= 380-290= 0.35+0.5= 0.35+0.63= 350070= 18 3.1+3= 3.8+0.38=7500250= 3.8+1= 0.95-0.05= 450+780= 3.1+0.3= 3+0.3= 6309= 4.5-0.4= 9.5-5= 3309= 9.53-1.53= 9.5-0.5= 3.5+2.4= 1-0.95= 0.3+0.27= 0.47+0.13= 4.5+4= 4-0.6= 0.95+0.05= 2.5+3.2= 0.74+0.16= 23100= 9.8-4.8= 48040= 0.53100= 5.1+2.3= 12580= 0.07810= 0.52+0.4= 7012=0.25100= 3.4-2.8= 0.6-0.37= 0.05210= 10+0.08=