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1、 二年級數(shù)學計算題練習
一口算。????????????????????????? 670-50=?? 460-80=??????750-200=400+30=?????? 284=? 900+500=720+90=?????? 53+600=??????630+300=729+6=? 60+900=??????89-3=?1000-400=??????790-260=??? ?4+53=?
549=???????? 78=????????29+30=?366=????????324=??????49=???35+4
2、5=???????1000-500=????497+500=??8193=?
二在○內(nèi)填上“<”“>”或“=”。?
628○648571○471?
796○805??????980○1001?
????????????
3894○38499999○10000?
6999○7000??????3617○3716??
???
?93○9+3????????????260+400○660????518-356○200?????????486○48-8?
500克○5千克???????8000克○8千克?
6800克○7千克??????3千克○300克?
3、
38○567?????????23+56○99??
46○38???????????56○97?
三在○內(nèi)填上“+”“-”“”或“”。
?
72○8=3○3??????????20○15=5○7??
35○5=11○4??????????36○6=5○6?
2○3=30○5??????????232○30=202?
456○45=501??????????5○7=42○7?
32○4>7?????????????8○2>12???????
4○9<7○8???????????27○3=3○3?
24○8=27○9?????????32
4、0○500=820????????
81○9=45○36?????????33○31=8○8??
300克○700克=1千克??????60克○28克=88克
??????
500○230=270???????????????????
6○8=23○25?
四排列大小。?
1把下列數(shù)按從大到小排列。?
(1)3006???3060???3600????6003????????
-----------------------------------------?
(2)2202???xx????2220????2022??? ??
---------
5、---------------------------------??
(3)999克???2千克???3300克???150克?
???
--------------------------------------------
?(4)??9006????6009???6090???9060 ?--------------------------------------------??
(5) ?1000克????2千克????1300克????5千克????8克????7800克88千克??
?? ----------------------------------------
6、---------------------------------------------------
-------------------?
(6) 2把下列數(shù)或算式按從小到大排列?。?
?
(1)xx???798??800??1002??2100?????????
----------------------------------------------
(2)828??900??819??1089??989????????????
--------------------------------------------------??
(3)5080??58
7、50??5085????5580???????????
----------------------------------------------
(4)200克??1千克???500克??1599克??????????----------------------------------------------?
5)32+689957819??????88-65???????49743?
-------------------?
五豎式計算?
480+160=???????900-250=????????880-350=
530-270=???????4
8、20+380=???? 320-160+150=?????????
280+180+150=??????890-180-650=??????????
199+199=??????? 1800+600=??????1800-650=???????
1400-600=????????880+680=???????
910-190=??????????
六脫式計算。?
56+60???????729-4???????65-58??????
78-(20+25)?????? 6+66324+486
72-89????????3667??? ?3574??
????
2846????????567+16????????
324-5