《六年级口算大赛试题》由会员分享，可在线阅读，更多相关《六年级口算大赛试题（4页珍藏版）》请在金锄头文库上搜索。
1、六年级口算大赛试题一、口算4.7+2.3= 4.52= 6.92.5= 7.20.8= 63.4= 0.620.32= 1.40.5= 0.75100= 3.624=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=0.81.1=7.2+12.8= 46.73.8=2.40.8= 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
2、.5= = 15 5 18122714143 572014158 = 4 9 169 162 34 155 615( 0.5)( 0.5)= （）24= 24.060.4= = (1212 41 31 31 83)30= 25= 6= 51 655453 73 1212.825122.5= 12.5322.5= 5= 97 924 5101= 6= 27018= 31 21 31 215 91.250.250.75= 18()= 21 31 21 31 32 65 945.28(0.280.2) 71.4 152 15372.80.8 0.770.33 （）12 31 411.258 100.
3、9 8.20.540.46 54 = 26.2626= 54 31 1211 65 121 83 527.9117.9= = 53 32= 0= 0.6 4.576.43= 45 512 65 531.250.250.75= = 0= = 53 32 45 512 65 54 2131 21 31 214= = 5= = = 98 45 54 65 32 32 41 312= 13= = 3= 36= 132 265 65 52 83 21= 56= 5= 18= =21 52 65 95 76 56二、估算2218 2322 182 3120 11 60 9312 8930 3248 432
4、2 3519 2439 6329 7180 5268 7942 216 485 3973 5107 1213 784 4708 178 6 839 3605 4107 718 1812 3596 440914370 63290 637924077 28743 5902743248 8396 4788 三、巧算3.687.562.68 = 7.852.340.854.66 = 35.61.815.67.2 = 3.822.90.189.1 = 9.64.83.6 = 7.140.532.47=5.272.860.661.63 = 13.354.682.65 = 73.81.6413.85.36
5、= 47.87.45+8.8 = 66.868.661.34 = 0.2516.24 = (1.250.125)8 = 3.6102 = 3.723.56.283.5= 36.83.96.1=4.87.8780.52 = 324.90.9 = 4.8100.1 = 56.59.956.5 = 7.0910.80.87.09= 25.48(9.40.52) = 3201.258 = 18.769.918.76 0.1= 3.522.50.4 = 3.94.16.15.9 = 4.2994.2 = 17.8(1.784) = 1.252.532 = 3.6510.1 = 15.20.254 = 0
6、.89100.1 = 146.5(2346.5) = 3.834.563.835.44 = 4.3612.58 = 9.7999.7 =27.53.77.53.7 = 8.542.50.4 =0.65101 = 3.20.2512.5 =(45.932.7)80.125 = 3.140.6831.40.032 = 5.61.250.82.50.4 = 7.20.22.41.4 = 8.91.01 = 3.92.73.97.3 = 181.80.1250.8 = 12.79.91.27 = 21（9.33.7）5.6 = 15.02-6.8-1.02 = 5.411-5.4 = 2.316+2.323+2.3 = 3.654.736.50.37 = 46572386 = 13.70.253.74 = 2.229.9+6.666.7 = 1010.87-0.9187= 0.716.1-15.110.7 =
