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1、二年级万以内加减法专项练习400题6000+40=580-4 0 =780+60=1300-800=260-9 0 =60+2300=9000-800=820-7 0 = 1700+300=680-4 00 =745-2 06 =489-1 27 =570-4 80 =840+400=700-8 0 =284+314=840-4 80 =940+4520=670-4 20 =90+4600=3500+500=4500-800=410+90=3000+7000=580-4 0 =780+60=2300+670=1820+3050=8070-3100=5730-680=10000-2 803900
2、+2050=450-1 90 =2800+300=2160-380=9000-5000=370+5800=250-8 0 =4780+250=1400-900=1578-589=3657+2569=1976+4857=583+6758=2130+425=1867+2396=8241-1989=4102-2546=9134-4875=2311 -9 89 =4899-2365=1976+4857=583+6758=2130+425=1867+2396=4102-2546=1490+703=450+490=360-2 70 =4000+300=9826-700=3229-212=7867-3980
3、786+1628=7250+890=7000-200=4500-80=6508-1200=560+2900=4375+3268=3500+500=4500-400=410-9 0 =80+540=600-4 00 =3000+7000=320+3200=6827-286=6721+672=3219+200=4530+260=8700+1200=780+120=300+700=1200+750=4300+2070=7203+385=2380+150=3720+1260=5000+50=7002+130=8510+530=3900+2050=3264-1578=4200+800=4756+2867
4、=7500-600=8656-256=1400+3724=526+1784=6327-3420=3720+1260=7000-200=5000+50=4500-80=7002+130=6508-12008510+530=8070-3100=7250+890=5730-680=10000-280 =6425-261 7 =9834-325=8500-500=7341-2596=5620+3829=9990-4391=751+6424=8213-4396=579-3 67 =6891+2109=899+7669=10000-458 =247+591=600-2 40 =376+519=980-6
5、50 =808-4 36 =483+125=728-4 63 =5371+3427=10000-3 726 =9002-5273=5636+1928=4367+2627=3000-196=10000-3 756 =2769+2756=4936+2173=6302-2123=3810-2983=7085-3698=4100-2519=3606-1891=9863-5936=2588+3673=5692+3129=1089+3926=3528+4672=5679+3583=10000-3765 =3685+6464=378+4856=1000-478=5864+4656=4793+4297=823
6、+1530=7365-3284=1362+4576=9134-4875=2311 -9 89 =4899-2365=460+300=5897-4698=6427+3568=9427-1548=985-4 68 =4586+598=189+394=435-2 67 =192+58=432-1 53 =592+109=646+354=542-1 69 =615-4 57 =265+45=350-1 78 = 3428+2895=10000-4 768 =8341-5689=4289+2765=2657+3788=858+587=94+452=670+1349=967+470=79+2097=201
7、1 -1 321 =4041-3987=7989-6987=2091+4789=3981-994=2401+2019=4211+239=5700+812=1873-496=2385+1535=3634-1257=3852+767=3814-2594=4356+3459=6817-748=6487+257=3514-1275=3493+2073=7308-918=3458+4539=10000-8 143 =5314+345=5000+2000=1300+4300=10000-5340 =3500-1200=4580-3240=4234+1248=4560+3156=6846+1294=7486
8、-5124=5322-3859=7233-5678=3697+3758=8215-4876=2736+5895=6276-878=4375+3268=505-3 27 =329+932=3267-1578=47+365=1000+695=6590-4367=3259+2591=4563+3649=9845-5600=8954-6230=7632+1467=5685-1482=5999+1697=10000-5555 =5600-4800=499+5999=4766+766=10000-7667 =7627+1699=3700-1830=4537-2699=2678+4739=1000-925=
9、957+6381=6289-367=7841+120=6289-3679=7262+2395=6800-849=2419-1842=4764+659=3700-1934=7627+3545=4537-2699=2678+4325=4964+3259=7182-5928=1576+3495=8000-1572=500+1681=3628-1589=462+5867=10000-7 62 =3642+4589=7552-1678=405+400=1000-862=10000-2 862 =6280+2890=1268+4992=8000-329=8920+169=3498-1789=6238+36
10、9=3928-689=4329+678=8748-569=7263+2395=6800-728=1000-625=4256+960=5300+350=1000-694=1092+955=987+999=10000-95 =468+947=6783-2596=2741+6489=365+8496=4962-3759=9990-4391=2000-196=9207-4387=4608-189=7380-189=7380-3875=9870-1627=4328+1435=6100+325=1629+5386=1865+485=2647-436=1235-969=4564+3786=1094-676=
11、5675+3746=10000-7 64 =9876-987=8764-1659=7376+468=3946+2275=5359+3742=823+498=756+794=278+986=6702-389=5021-157=3156-197=650-2 56 =732-5 93 =138+395-2 64 =496-2 34+1326 =5761-2384+92=798+547-6 95 =1483+3680-1239=3528-1239-1 76 =2305-217+1573=1735-376-179=2382+239+1328=1483+ ( 3680-1 239)=3528- ( 1 2
12、39-1 76)=4399-2158=6913+1739=8088-4569=2987+3789=7070-600=6797+999=600+4000=9899-4600=8600-678=2500+537=7209-6935=8293-5761=3345+2697=7300-2675=4708+1904=5800-580=632-2 91 = 1587+2438=1732+587=1302-647=3010-946=5834-1369=1482+2705=3330-874=1368+4120=2951-1365=1308+780=5230+4510=10000-5 891 =100+1859
13、=10000-8 521 =859+1867=2780+124=1676+7025=8728-2274=8862-7523=2850+749=7826+862=5972-3137=1068+984=2175+3947=1879+987=6374+2857=4075-2897=2999-1000=10000-9999 =4989+3979=6897+968=1029-376=346+896=1749+583=1001-345=2605+6396=3028+1763=2931-1847=6239-984=999+112=476+527=639+376=11 00-3 9 =3700-523=120
14、1-999=4936-1229=4627+177=3696+4789=3624+4897=5291+4291=5530-1569=3482+5694=6728-5690=5291-1016=10000-1 927 =5090+800=9900-999=1514+4672=4521+2542=666+777=1010-473=3010-1571 =999+229=678-2 69 =2666+1334=7524-551 7 =5731-2834=8899+1011=7878+1233=1257+3489=2346+5791=1457+7608=1987+7157=3589+4989=1797+8
15、066=5374+3896=7181+1323=8504+1323=6176-1323=4848-1577=2380+3721=5978+3366=4697+5078=7781+1234=1234+1718=8504-7015=1489+5107=7015+1489=8504+1483=4183+3210-2810=120+1379-9 87 =4789+1536-1984=305+217+1573=1735- ( 376-1 79)=2382+ (239+1328)=6050 + 500-5 050 =86+3542+335=378-1 20+1278 =7619+187=489+7638=1234+5678=7654-3219=3853-2375= 7123-2987=