冀教版五年级上册数学第二单元测试卷及答案
第二单元测试卷一、直接写得数。0.8×0.6= 5.5×3=0.5×0.6=0.125×0.8=9.6×0.1=0.07×0.9=12.4×0.2=2.4×5=14×0.01=1.5×2=二、填空题。1.把4.5扩大到原来的( )倍是450,把9.6缩小到原来的( )是0.96。2.1.8×0.27的积有( )位小数。3.2.33×1.6的积保留一位小数约是( )。4.8.8×1.01=8.8+8.8×( )。5.两个因数的积由212.5变成2.125,其中的一个因数不变,另一个因数的小数点应( )。6.在里填上“>”“<”或“=”。34×0.98340.6×1.010.6...
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