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1、四年级口算训练200题（带答案）27070二924:22=900:30二800-32=621:27二442:26二230:10二493:29=572X1 二880X1=868:14二925-25二66071 二735:21=93672=550X1 二83671 =73623二98070=940:20=730-10=86478=775:31=952X4二372:31=42971 =427:61=902:22二544:34=744:24=306X7=756m 8二432X6=966:21二8914-81=627:33=820:41=11773=609:29=100070=140-14二2407 6
2、二756:21二854:61=440:20=260K26=507:39=814:74二169X3=88055=83083=979:89=871+67=624:39=938:67=532+38=901:53=836:44=228X9=410:41二187：17二923:71=253X1=5884-21=675:45,868+31=636:53=30479二406:14=770:22=36179二867:51=644928二980-98二728:56=875:35二49545=900:36=781:7仁646:34=550:55=660:44=864X8=980:35二840:24=92832二5
3、28:33=660：10二7934-61=140:10二391:23=851:37二910:35=690:69=830X0=、380:10二46873=79070二270/5=462；14二7684二840:28=950口0二689X3二649X1 二182；13二702X3=792:33=91014=450:25二616X4二663+13=600X5=80040=882X4二940:20=775:31=493:29=871:13=544:34=324:27二616:56=221:17二45573二93(H62=828936=810:27=310-31二276923二630:63=143:13
4、二638:22=57525=240:20=8464-47=980:98=405X5二330:33二71二928:32二552:24=216X8二858:39=648:54=990=45=330X1 二8507 7二495X5=253Kl=594:54二324:18二970:97=754:26=728:56=957:33=624:48=98617=4687 8 二806:26=918:34二440:20二918：27二455X3二893X7=760:20=507X3=600:10=620:62=391:17=627:19=750X5二954:53=704:64=756:36=840:20=935
5、X1=6567 6二48072=837:31=990X1 二864:24=880：16二75672=560:35=97971 =48032=59070二728:26二880:10二602:43二400X6=36075二938口 4二62711=920:40二676:13=71571 =920:46=429X1 =682:11=621:27=2388071=8093672=78940:20=47372:31=1274424=31891:81=11100010=100440:20=22880:55=16938:67=14410:41=10【答案】第一面：270口0=27 442:26=17868:
6、14=62550口1=5073010=73429:11=39306:17=186274-33=1914074=10260:26=10 830:83=10 532:38=14第二面：187:17=11 868:31=2836179=19924:22=4223070=23925:25=37836:11=76864:18=48427+61=775678=42820:41=2024076=15507:39=13979:89=11901:53=17923:71=13636:53=12867+51=17900:30=30493:29=17660X1=60736+23=32775:31=25902-22=4
7、14324-16=2711713=9756:21=36814:74=11871:67=13836:44=19253X1=2330419=16644:28=23800+32=2557271=52735:21=3598070=98952:14=68544:34=16966:21=46609:29=21854:61=1416973=13624:39=16588:21=28406:14=29980:98=10588:21=28406:14=29980:98=10228口9=12675:45=15770:22=35728:56=13875:35=25550:55=10928=32=29391:23=17
8、380X0=38768：24二32 18273=14616:14=44 940K20=47第三面：324:27=12828:36=23143:13=1198098=10552:24=23330Tl=30 32478=18624:48=13 440920=22507X3=3975075=50935:11=85第四面：864:24=36 480:32=15400勺6=2567673=52495:45=11660:44=15528-33=16851:37=2346873=36840:28=3070273=5466373=51775:31=25616:56=11810:27=30638:22=2940
9、575=2721678=128504-17=50970+97=1098677=58918:27=3460070=60954:53=18656X6=4188076=55590X0=5936075=24715:11=65900:36=25864:48=1866070=66910:35=2679010=79950:10=95792:33=24600X5=404934-29=17221X7=13 31031=10 575:25=23 3304-33=10 858:39=22 495X5=33 754:26=29468X8=26 455勺3=35 620:62=10 704-64=11 480X2=40
10、75672=63728:26=2893874=67920:46=20781:71=11980:35=28793:61=13690:69=10270勺5=18689:13=53910Kl4=65800:40=2087173=67455:13=35276:23=12240:20=1212171=11648:54=12253X1=23728:56=13806:26=31893:47=19391X7=23756:36=21837:31=27560:35=1688070=8862771=5742971=39646:34=19840:24=3514070=14830:10=83462勺4=33 649:11=59 450K25=18 882X4=63 544:34=16930:62=15630:63=108464-47=18928+32=29990:45=2259474=11957+33=29918:34=2776020=38627:19=33840:20=42990X1=9097971=89602X3=14920:40=23682:11=62