人教版三年級數(shù)學下冊口算題練習題及答案演示文稿1.ppt

1、8010= 70020= 6020= 9090= 5040= 4080= 2410= 12200= 4040= 5060= 9050= 8020= 20040= 1230= 2230= 1170= 6060= 5030= 60300= 8070= 4090= 2320= 7070= 3080= 6090= 2070= 8050= 4060=,800,460,1400,4000,4900,18000,660,4500,240,1200,2400,2400,5600,770,1600,2400,8100,2000,1600,8000,3600,3600,5400,3000,3200,14000,3

2、60,1500,1140= 3120= 4030= 6080= 9070= 4320= 2050= 2230= 2090= 5050= 7060= 1240= 9080= 50030= 8060= 3330= 4070= 8930 2439 3248 6329 4322 7180 3519,440,6300,1800,7200,2800,1800,620,860,2500,15000,2700,800,5600,800,4800,4200,1000,1200,800,1500,990,840,660,4800,5268 2060= 70030= 9030= 8040= 8080= 5070=

3、1520= 40020= 4.52.3= 1.40.8= 6.2+3.9= 2.71.5= 1.10.3= 8.47.5= 3050= 1450= 8060= 1180= 2090= 8030= 6030= 2013= 1.40.8=,3500,300,2700,1500,10.1,0.6,1800,6.8,6400,1200,3500,1800,21000,0.8,880,2.2,0.9,2400,4800,700,3200,1.2,8000,260,60.6= 7.80.5= 5.31.7= 3.81.9= 4.62.7= 3050= 6050= 8090= 6603= 5070= 165

4、= 4730= 1505= 2032= 27009= 3080= 4021= 6802= 2420= 4015= 1170= 3012= 2403= 9011=,840,770,8.3,1500,3500,640,340,360,3.6,3000,80,300,480,80,1.9,7200,1410,2400,600,990,7.3,220,30,6.6,1360= 7920 4169 4239 3199 7239 6348 5409= 2240= 6030= 63009= 1520= 8002= 9050= 20040= 633= 784 1387 5268 0.90.6= 0.40.3=

5、 1.71.5= 1.20.7= 0.70.3=,780,3000,880,400,20,0.7,1600,2800,1800,4500,20,0.2,0.5,3500,8000,700,3000,2800,1600,60,300,21,1.5,1.0,0.80.2= 0.60.5= 1.91.8= 1.60.2= 4.52.5= 10.8= 2.40.9= 7.35.6= 4.62.1= 6.52.3= 9.85.7= 9.53.7= 16.312.5= 5607= 0.61.2= 4080= 662= 0.84.7= 2014= 36006= 12300= 20005= 7.80.5= 1

6、.40.8=,0.6,7.0,2.5,3.8,33,0.2,1.1,3600,4.2,80,5.5,400,8.3,280,1.8,15.5,1.5,0.1,0.6,600,3200,13.2,12.9,1.8,18003= 5268 8159 2438= 6329 15.47.9= 10.83.4= 7505= 56008= 8.73.5= 2.33.4= 30090= 1204= 4.72.1= 5505= 4034 8941 7169 2948 5.73.9= 8.43.6= 5964 323= 382=,600,70,700,30,3600,4.8,3500,5.2,7.5,6.8,8

7、0,3600,4800,14.2,5.7,110,1500,96,36,9.6,100,27000,150,303,4509= 722= 145= 6310= 8030= 2.44.9= 6.70.8= 6.50.8= 3.80.7= 5.20.6= 2.40.8= 4.13.4= 6.60.7= 3.80.3= 7.20.5= 0.60.3= 7.36.1= 0.80.6= 1.91.4= 0.63.1= 2.72.7= 3.82.2= 5.13.1= 7.87.2=,50,2400,4.5,5.9,1.2,0,144,7.3,4.6,4.1,0.2,1.6,2,0.5,7.7,1.6,5.

8、9,70,0.6,3.7,0.3,0.7,7.3,630,3.90.9= 12.43.9= 14.13.4= 3.62.8= 5.34.6= 8.310.7= 12.710.8= 13.60.6= 13.712.8= 202= 205= 306= 3004= 2005= 253= 262= 132= 5070= 205= 3.63.6= 3.60.4= 7.20.5= 2.80.2= 3.70.7=,3.0,9.9,26.5,75,26,4.0,3500,40,40,16.3,19,6.7,10.7,1.9,100,75,100,2.6,3.0,0,13,180,13,0.8,4520= 14

9、30= 6080= 9.50.7= 5005= 3093= 4030= 4.94.9= 4804= 2310= 1303= 3.82.4= 2107= 5.62.4= 254= 8808= 165= 10.88.2= 108.41.5= 8.47.5= 12.813.9= 6305= 2404=,900,100,120,30,80,0.9,230,103,420,8,19,26.7,126,100,390,1200,4800,60,0.1,110,1.4,9.8,8.8,4010= 3015= 4005= 1180= 1420= 6404= 2269= 6080= 1608= 06= 2408

10、= 1322= 5.866.7= 1530= 1140= 1250= 32200= 3820 4139 3240 2729 6250 4224 8279,400,280,20,72.5,6400,450,160,0,900,450,800,3000,80,91,30,440,1600,800,6400,1200,600,66,4800,880,3641 2140= 1420= 11140= 1402 = 3230= 7210= 3610= 4015= 2330= 6012= 5020= 6015= 1420= 1913 1136 9672 4951 5821 9826 2418 1619 0.

11、50.8= 10.82.9=,1600,280,600,900,7000,400,960,840,690,280,2500,400,1.3,1200,200,720,720,280,13.7,3000,400,1000,360,4440,1.90.6= 6.53.7= 0.90.2= 0.40.3= 0.80.4= 0.60.3= 3.40.7= 2.73.8= 4.30.8= 2.14.9= 18.37.5= 0.317.6= 2.20.6= 63.2= 109.2= 4.24.2= 4.31.2= 6.27.7= 5.53.7= 8.47.5= 1.10.3= 6.23.9= 1.212.

12、7= 2430=,2.5,0.4,3.5,1.6,3.1,0.8,7,2.8,13.9,2.3,0.9,2.8,1.1,2.7,10.8,0.8,13.9,1.8,720,0.9,8.4,17.9,6.5,0.7,3016= 287= 4907= 08= 8244= 245= 580= 1.42.3= 3046= 6307= 0.61.7= 1230= 40005= 1.30.8= 4324= 50.4= 6009= 1.80.9= 2.70.5= 42007= 9807= 10.18.4= 794 5508,480,206,1824,800,5400,140,120,196,90,0.5,0.9,1.7,20,3.2,108,2.3,0,70,70,600,4.6,360,3.7,0,784 4708 1786 839 3605 4107