小学数学二年级下册速算竞赛题2013

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1、姓名：-------------24÷4=            7＋63=          9×4=            36÷6=          9×7=56÷8=            28＋6=          7×5=            36＋4=         30÷5=63÷9=            64÷8=          38＋16=        45÷5=          7÷1=25＋23=         12＋35=         27＋71=    

2、    46＋33=        40÷8=21＋15=         36＋22=         59＋18=        72＋24=        41－29=44－9=          72＋16=         43＋32=        35－8=         56÷7=8×2=             7＋56=          56÷7=           12÷6=          4×2=21－7=          7×3=            8÷8=   

3、           32÷4=         80－9=( )×6=30      42÷7=           35－6=          28÷7=         ( )×8=4821÷3=          36÷4=           18÷2=            63÷7=          9×6=9×9=           46＋10=         65＋40=         81÷9=         55－20=9＋46=         9÷3=        

4、     9÷9=              58＋32=       80－28=33＋60=        54÷6=           40÷8=         （ ）×4=20     61－13=15÷5=         9×3=            42－15=          18÷9=         180－60=72－40=        47＋8=         14＋85=          61＋27=       170＋20=5×9=           7×7=

5、            73＋16=          60＋300=      10÷5=83－29=        5×6=          43－17=          21＋27=        32÷8=30÷6=         36÷4=          64÷8=              5÷1=            15÷3=16÷8=         42÷6=          400＋50=         38＋26=       93－8=constructionqu

6、alityacceptanceandassessmentRegulation(ProfessionalEdition)(DL/T5210.2-2009~DL/T5210.8-2009);1.9thequalitycheckoutandevaluationofelectricequipmentinstallationengineeringcode(DL/T5161.1-2002~5161.17-2002);1.10thenormsofconstructionsupervision,theelectricpo

7、werconstructionsupervisionregulations49÷7=         6×9=           56－30=           35÷5=         27＋25=32＋8＝       60－5＝         91－40＝         41－6＝       7＋65＝4＋36＝       53＋7＝         42－9＝          50－7＝       28＋5＝  75－8＝       20＋44＝        76－7＝   

8、       8＋14＝       83＋8＝46＋23＝      46－23＝       46＋39＝        46－39＝      34＋53＝90－63＝      28＋67＝       65－56＝        73－9＝  　  57－8=18－10÷5＝        42÷7＋9＝        36＋2×6＝          25÷（10÷2）＝   （54－30）÷4=   (16+14