人教版小学数学五年级下册口算竞赛试题

1、小学数学五年级下册口算竞赛试题计划做题所需时间： 10 分钟成绩：书写：一、我会算。 （200 题，每题 1 分）12.580=14.80.1= 7.2+4.8= 8.560= 45+ 25= 5737= 240.6=55-5.5= 6.6 0.3= 92100= 1.51000= 3.02100= 4.8 48=13 +17 = 1315 = 10 3 = 14.8+2.2= 2.6 0.3= 14.6+24= 2.4 4=598918780.9 7= 0.6+7= 1.25 8= 19241324 7.20.1= 374711818 2.50.4= 3.351000= 1.24= 625=

2、 0.93= 51.7= 2.9学校：班级：姓名：学号0.9= 4.7+2.3= 46.7-3.8= 3.280.1= 5.40.6= 4.5 2= 12.84= 3.90.13= 3.25= 6.9-2.5= 5.213= 7.20.1= 70.62= 7.2 0.8= 120.2= 0.010.1= 0.560.8= 6 3.4= 1.6 4= 0.25 0.4= 7.4-2.8= 1.7+2.7= 3.5 2= 3.5+0.05= 4.2+1.25= 0.62-0.32= 1020= 1.60.8= 0.180.2= 1.4 0.5= 2412= 12.5= 0.168= 0.75 10

3、0= 8.6510= 1.250.8= 4.50.02= 5.4 0.1= 0.03+30= 0.1258= 3.251000= 8.1 100= 3.151.5= 1.258= 3.43100= 1.7 0.7= 1 0.04= 1213313 112+0.3= 0.8 35= 37 1000= 0.7 8= 0.9+9= 2.5 0.4= 0.025= 801.25= 0.068= 0.4 50= 3.0610= 1.510= 8100= 2.215 0= 600.5= 2.82= 6.66= 0.25+0.75= 34 0.25= 341414 90.8+0.8= 1.2 3= 0.49

4、0.7= 140.5= 4.23= 0.62-0.32= 1020= 1.60.8= 0.180.2= 1.4 0.5= 2415= 12.5= 0.168= 0.75 100= 8.6510= 1.250.8= 4.50.02= 0.02 0.5= 0.35 0.6= 3.2 0.04= 8+7.2= 3.6 0.3= 3.080.01= 01.7= 1.230= 6.3 7= 4.951000= 0.2210= 0.0120.2= 5.6 100= 6.90.1= 9.60.8= 30.3= 0.75 0.25= 0.40.5= 50.24= 96= 0.125 8= 2.40.8= 4.

5、5-0.05= 3.60.12= 4.8 0.3= 10.89= 3.90.13= 7.80.6= 0.96 2= 9.60.8= 16.50.5= 25= . 0.56 28= 0.108 2= 5 0.12= 4.5+5= 0.36 0.4= 4.950.9= 240.5= 0.30.6= 0.64 0.8= 9.650.1= 4.80.5= 0.960.2= 0.72 3.6= 0.325100= 2.8+4.2= 10.50.4= 3.6 24= 2.5 8= 0.84 2.1= 7.3+0.27= 0.8 1.1= 0.560.7= 50.25= 80.125= 7.2+12.8=

6、0.1254= 7.8+0.01= 0.540.6= 0.61+0.39= 5.6 100= 8.71 0.1= 3.5-0.05= 0.56 28= 0.41+3.7= 210.21= 20.02= 1020= 0.020.5= 0.80.13= 2.626= 4.08 0.4= 7.2-0.8= 0.3417= 0.2540= 710+16+310= 7.5780.125= 712 +512 = 783838五年级数学下册口算题班别：姓名：成绩：0.75 4.25= 4.25= 4.7 2.3= 0.75 100= 5.6 100= 2.5 4= 109.25= 0.06 1.5= 0.3

7、0.5= 0.70.8= 10.01= 0.10.01= 2.10.7= 10.34= 0.1750.0225= 80.125= 5.63.8= 0.620.32= 0.02 0.5= 0.75 0.25= 16.84= 0.1100= 6.30.9= 0.25 8= 0.042.5= 10.01= 0.10.01= 0.63 0.9= 0.60.54= 8.90.9= 0.962= 5.9 2.5= 4.52= 3.6 3= 0.125 8= 0.53 1000= 72.80.01= 1125= 1.2 0.2= 10.01= 480.6= 200.2= 10.4= 9.63 3= 70.2

8、3= 4.80.3= 7.20.8= 1.4 0.5= 29100= 6.30.7= 62.4= 12.5 8= 8.90= 0.783= 0.350.5= 9.36 0.9= 1000.4= 0.810.09= 0.4 0.9= 105.44 203.5 200 1.50.060.75 150.4 0.8 4 0.250.361.54 1.01 99420 3525 12135 0.525+1547-2758+18255-1051-8916+1623-13910+110712-51212+15+121-2547-27910-31029+4925-1513+2318+18+381- 29-49

9、1211-11147+4734+1434+148.9(3+0.9)= 78= 1.52.45= 2 1.7+21.3= 0.41010.4=1.250.70.8= 0.79+0.799915+150.89101-0.892 0.64 0.36 1.1-2.72712.411-12.4= 1.253.3 0203.77.3=50.75 1.5 0.75= 1-0.10.1= 6 0.125 8= 10.4 10.4= 37.299 37.2= 25 40.25 4= 0.9 7+10.7= 9 5 1.9 5 6.8-2.43= 0.6 0.3+0.5= 1.9+5.151=1.80.90.5=

10、 12-0.05 4= 1 0.01 0.1= 7.2-1.2+6.7= 253.3 0(1.25 0.125) 8= 7.74（2.8 1.3 ） 1.5 2.26 = 21 （ 9.3 3.7 ） 5.6= 36.54 1.76 4.54= 23.4 0.8 13.4 7.2= 13.7 0.25 3.7 4= 4.9 1.4= 0.85199 = 0.2536 = 3.2 0.25 12.5= 910-41014-15757658-3856-1629+591-5631436000 毫升 =（6）升 =（6000 ）立方分米7.5 升=（7）升（ 5）毫升 =（7500 ）毫升100000

11、0 立方厘米 =（10000 ）立方分米=（10000 ）升56000 升=（56000 ）立方分米45000 毫升 =（45）升 =（0.045 ）立方米720 立方分米 =（0.72 ）立方米=（720000 ）立方厘米3350 立方厘米 =（3.35 ）立方分米 =（3.35 ）升16 升=（16）立方分米 =（16000 ）立方厘米1.3 立方米 =（1300 ）立方分米 =（1300 ）升1 立方分米 =（0.001 ）立方米 =（1）升7.7 升=（7.7）升 =（7700 ）毫升550 毫升 =（0.55 ）升 =（550）立方厘米1.25 升=（1250 ）毫升 =（0.001

12、25 ）立方米2 立方分米 =（2）升 =（2000 ）毫升1 立方米 =10 立方分米 =（1010 ）升220 立方分米 =（220 ）升 =（220000 ）毫升60000 毫升 =（6）升 =（0.06）立方米810000 立方厘米 =（810 ）升3.5 升=（3.5）立方分米 =（3500 ）立方厘米17 40100 633.21.682.8 0.414 7.4 1.92 0.040.32 500 0.654.35 105.44 203.5 200 1.50.06 0.75 150.4 0.84 0.25 0.36 1.54 1.01 99420 3525 121350.53/4

13、+ 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/ 8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -1/3 = 0.51 17 32.8 19 5.2 1.31.6 0.4 4.9 0.71 56 12 0.87 0.493.8+2-8+2 = 4.25x4= 123+25= 123-35= 56 7= 135 5= 248+89= 146-23= 155 5= 456-12= 456+45= 546-457= 45 10=451 564-12=47. 879+54= .896-546=350 . 56 12= 45-5= 457+456= 0.3x2.5x0.4 = 50x0.13x0.2= 0.8x630x0.125= 0.78x101= 1.5x102 = 9.8x25 = 1.2x2.5+0.8x2.5 = 1.25x0.7x0.8 = 3.8+4.5+6.2 = 93 0.31 3 = 3.25 0.84-0.16 = 88x0.25x4 = 2.8x3.6+1.4x2.8= （ 3.2+0.128） 0.8 = 9.83x1.5+6.17x1.5 = 10.1x87 = 312x4+188x4 =