最新人教版三年级数学下册第4单元检测试卷
1小学三年级数学下册第四单元检测题(两位数乘两位数)一、算一算。(共26分)1、口算。(12分)33×30=20×20=10×70=20×60=30×50=300÷5=24×3=400÷8=200×3=3500÷7=22×40=12×30=2、估算。(8分)31×19≈62×42≈88×37≈91×22≈3、笔算。(6分)34×12=89×46=76×18=二、填一填。(共21分)1、两位数乘两位灵长的积可能是()位数,也可能有是()位数。2、20与40相乘,可以先算()×()=(),再在得数末尾添个()即可。3、37个25相加的和是(),26的14倍是()。4、估算82×19时,可以把82看...
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