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2014一年级数学暑假作业(口算每天练)

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71  时间:

235=          277=           563=            378=          103=

237=          239=           474=            674=          403=

903=          157=           257=            757=          406=

2770=         543=           565=            787=          369=

竖式

7839=         568=           5628=           4233=          1816=

 

 

 

 

 

 

72  时间:

427=          506=           379=            278=          807=

378=          2830=          636=            776=          829=

357=          423=           989=            512=          278=

328=          297=           369=            787=          565=

竖式

7348=         4526=          3720=           2743=          6227=

 

 

 

 

 

 

73  时间:

235=          237=            674=            239=           474=

674=          874=            325=            355=           365=

103=          403=            603=            903=           157=

257=          357=            757=            406=           249=

竖式

928=          785=           3546=           8623=          4112=

 

 

 

 

 

 

74  时间:

277=          2770=           543=            548=           562=

565=          787=            369=            297=           328=

137=          437=            737=            179=           279=

679=          208=            408=            508=           336=

竖式

1739=         4540=          7848=           9246=          9972=

 

 

 

 

 

 

75  时间:

427=           506=           379=            785=           654=

9860=          828=           378=            2830=          2=

636=           429=           8+15=             613=           526=

819=           458=           776=            4630=          329=

竖式

3526=         5234=          2723=           9016=          4329=

 

 

 

 

 

 

76  时间:

543=           727=           746=            807=           614=

569=           829=           276=            272=           739=

357=           423=           989=            512=           278=

563=           568=           342=            347=           735=

竖式

7667=         3518=          2772=           6153=          4545=

 

 

 

 

 

 

77  时间:

825=          477=            536=           378=          503=

237=          639=            774=           647=          483=

403=          457=            257=           757=          436=

277=          453=            556=           787=          369=

竖式

5028=         2765=          758=            7337=          847=

 

 

 

 

 

 

 

78  时间:

427=          506=            369=           778=          827=

738=          5830=           6=           376=          892=

353=          426=            989=           512=          978=

728=          597=            369=           787=          565=

竖式

5227=         7011=          357=           4735=           8219=

 

 

 

 

 

 

79  时间:

2035=         237=            644=            329=           434=

467=          2074=           375=            3550=          365=

413=          408=            603=            907=           517=

527=          357=            757=            406=           249=

竖式

65+24=         39-12=             44+30=            95-50=

 

 

 

 

 

710  时间:

277=          7220=           5430=           548=           526=

565=          1870=           369=            297=           328=

137=          434=            237=       &n

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