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1、六年级数学下册口算练习题六年级数学下册口算练习题97 + 258=369 204=101 25 =5012 =360 3 =300 50 =（ 2）362 + 298=363 199=32101 =2540 =450 90 =905 =（ 3）204 + 365=457 302= / 1/32125 8 =1270 =480 12 =500 50 =（ 4）450 + 250=360 240=5024=310 6 =6015 =960 30 =（ 5）4.1+ 0.9=2.3 1.8=0.2 9 =0.3 0.7 =0.6 3 =0.15 0.5 =2/32（ 6）3 + 1.2= 5=0.2
2、 0.4 =1.2 0.5 =2.4 0.6 =240.3 =（ 7）7.12+ 0.5 =6 1.8= 1.5 0.4 = 250.4 =4.2 0.07 =40.08 =（ 8）2 + 5.9=4.31 2.2=3/320.6 20 =1.6 30 =0.56 7 =0.42 0.6 =（ 9）2.4+4=18.6 6 =401.2 =501.3 =0.48 0.8 =30.6 =（ 10）0.21+5=6 2.6 = 0.4 1.4 =1.5 0.8 =0.3 0.5 =0.1 0.2 =(11)4/32114+ 4 =1 32 + 4 =3 15+4=5 16 6 =5 1126 =6
3、 27 3 =(12)126+9 =136+10 =79 + 2 =3 74 10 =5 2147=5/327110 =（ 13）25 3 =14 8 =373=18 8 =33 10 =2105=（ 14）1 16 6 =1 35 4 =4 17 7 =5 289=6/325 243=3 24 9 =（ 15）14 4 =238=35 10 =1213 6=27 141113 22=（ 16）1 18 4 =1 3510=9 24 3 =7/327 149 15 =2127 7 =5 84 3 =（ 17）883239302192016793195 41392 12（ 18）18412219
4、8310 418/32421929519239112（ 19）352 7 462 9 425 60 334 80 360 49 238 31 （ 20）152 3 472 8 415 40 364 50 9/32360 89 268 71 （ 21）1 14 + 5 =1 12 + 7 =3 95+20=5 56 6 =2 53 12 =6 17 6 =（ 22）116+6=32+10=729+9=10/327 710 10 =5 1147 =32 4 =(23)47 8=3217=58 15=368=511 7=4369=(24)57910 =3 54 6 =11/32328 8 =7 51
5、17 =5 16 4 =22911 =（ 25）25 2 =14 4 =37 7 =23 12 =59 9 =1011 2 =（ 26）14 3 =12/3223 3 =35 15 =1213 4=27 21112 4=（ 27）1 18 5 =1 34 10=9 74 9 =2 143 15 =2 57 4 =12 87 3=（ 28）13/324 13 8 =1 17 6 =2 79 8 7 6107=1053 3 10113 5 （ 29）714 3=821 8=153=3 5106=9 24 3 =348=14/32（ 30）1895=5 3128=1 16 4 =7 310 4=3 3108=56 30=（ 31）29 18 =14 4=748=211 6=556=15/32710 5=（ 32）1 58 8 =1 38 2 =1473 10=3314 =25 10=3 2103=（ 33）4 25 15 =2 711 20 =5 109 3 =1 1107=16/325 17 5 =367 5 =（ 34）6 611 11=5 36 10=2 39 4 =199=710 5 =5 13 9 =(35)5206=38 6=5158=17/321
