五年级数学上册小数乘法简便计算专项练习149Word文件下载.docx
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4.6+7.4×
4.6
1.8×
2.35=______×
0.025×
(0.32×
40)=(______×
6.8×
4.5+3.2×
0.3×
0.041001×
0.64
6.23×
99+6.230.261×
11-0.261
250.39×
98
1.26×
22.1×
3.45×
0.40.2×
7.2+9.8×
7.2
6.6×
9.56=______×
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4)=(______×
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0.127×
1.25×
0.8999×
0.79
2.55×
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101-0.687
3.2×
2500.82×
1001
0.05×
7.96×
202.5×
104
2.89×
0.047.2×
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7.1
5.6×
8.16=______×
250×
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2.9×
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0.399×
0.4999×
0.98
4.82×
99+4.820.453×
11-0.453
0.0250.71×
1.62×
21.5×
1005
7.42×
45.6×
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8.8×
8.77=______×
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6.95×
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999
0.81×
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101
6.54×
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0.125×
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0.39
5.76×
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2500.45×
1002
5.69×
2001.3×
0.65×
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9.3×
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0.642×
0.99
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10001-0.364
0.250.43×
102
2.93×
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0.48
3.65×
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11-0.685
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1.14×
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8.6×
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0.283×
500×
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3.29×
2002.5×
8.63×
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5.3
7.5×
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12.5×
0.081001×
0.85
1.34×
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7.3×
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0.4101×
0.61
6.69×
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0.250.98×
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201.4×
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43.2×
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50×
0.02101×
0.94
4.91×
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1001-0.378
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4.93×
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