人教版小学数学二年级口算题库(全套).doc

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 18.4004=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=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 41.4200-2200=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 65.7826 =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 87.0518=0 88.1076=7600 89.3610=360 90.156=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*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=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 =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 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 11.80-25=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 35.200-333=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 58.56014 =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 =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 3.5200700 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 1.60.40.64 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 + 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 1.50.061.44 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 4.90.74.43 150.2 6120.5 0.870.490.38 1740680 1006337 3.21.684.88 2.80.41.12 147.46.6 1.920.040.48 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 -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 1.440.75150.03 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 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-(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 842=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 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= 2732= 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= 0.360.4= 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= 3.20.04= 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 6.72-3.28-1.72 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+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 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 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=32 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= 0.728-0.24= 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= 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= 1-0.75= 0.51000= .82+0.3= 13.5+6.5= 3.05100= 1.2-0.8= 21.6-12.6= 63100= 0.83-0.5= 0.76+0.14= 801000= 2.7+0.4= 0.72-0.43= 30100= 0.92-0.2= 3.5+4.8= 3.5+2.4= 5+0.07= 1-0.61= 0.47+0.23= 0.25+0.75= 3.7+0.33= 0.51+0.33= 1-0.6= 8-4.6= 5.8-3.6= 0.52+0.4= 6.45+5.5= 4.5-1.3= 3.4-2.8= 9.53-1.53= 8.8-6.7= 10+0.08= 9.5-7.3= 7.2+0.8= 7.82+0.3= 8.8-6.7= 9.5-7.3= 1-0.95= 3.4-2.8= 0.96-0.35= 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= 3.20.04= 01.7=4.7+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= 0.360.4= 0.640.8= 0.723.6=3.624= 0.81.1= 7.2+12.8= 46.73.8=12.84= 5.213= 12.55= 1.6441=1020= 2415= 8.6510= 0.350.6= 193.080.01= 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= 3.20.04= 01.7=0.22102= 90.254= 0.253.974= （1.28.8）0.4= 5016040 （58+370）（64-45） 32.120-14418+35 33.347+452-416052 34（58+37）（64-95） 35.95（64-45） 36.178-14556+42 420+580-642128 37.812-700（9+3111） （136+64）（65-34523） 38.85+14（14+20826） 2023) 1.22.5+0.82.5 2024) 8.91.25-0.91.25 25) 12.57.40.8 26) 9.96.4-（2.5+0.24） （27） 6.59.5+6.50.5 0.351.6+0.353.4 6.72-3.28-1.72 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） 481.25+501.250.28 7.89.9+0.78 (1010+309+4+681+6）12 391467826854 5.157/8+6.1-0.60625 39.（284+16）（512-820818） 2140.120-36418+35 41.（58+37）（64-95） 42.(6.8-6.80.55)8.5 43.0.12 4.80.124.8 44.（3.21.5+2.5）1.6 （2）3.2（1.5+2.5）1.6 45.6-1.64= 5.38+7.85-5.37= 46.7.20.8-1.25= 6-1.193-0.43= 47.6.5（4.8-1.24）= 0.681.9+0.321.9 48.10.15-10.750.4-5.7 49.5.8（3.87-0.13）+4.23.74 50.32.52-（6+9.7283.2）2.5 51.（7.1-5.6）0.9-1.15 2.5 52.5.42.6（3.7-2.9）+0.62 53.126（12-7.2）-6 （4）1267.2-6 方程： 88x+43=8579 x=97 36x+58=2974 x=81 13x+25=1247 x=94 89x-31=4063 x=46 27x+40=445 x=15 2283x-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 x=54 44x+23=1387 x=31 83x-38=4444 x=54 60x+83=3203 x=52 21x+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 23 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=32 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 47x+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 2474x-34=6700 x=91 3.4-1.4= 7.82-7.2= 2.19+9.1= 10.1-0.89= 0.68+0.42= 8.1-5.1=