五年级数学上册小数乘法简便计算专项练习173Word文件下载.docx
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5.5
8.3×
9.14=______×
25×
(0.96×
0.4)=(______×
8.8×
9.4+1.2×
9.4=(______+______)×
0.193×
50×
0.02101×
0.19
9.78×
9+9.780.759×
11-0.759
4.8×
250.46×
0.05×
5.01×
2001.2×
1005
2.5×
9.52×
4005.4×
2.9+4.6×
2.9
1.8×
0.42=______×
(0.39×
6.7×
6.9+3.3×
6.9=(______+______)×
0.096×
40999×
0.41
5.28×
9+5.280.826×
101-0.826
3.6×
2500.43×
999
0.09×
21.2×
104
6.85×
4003.8×
4.3+6.2×
4.3
7.2×
8.52=______×
(0.15×
4.1×
8.6+5.9×
8.6=(______+______)×
0.125×
0.899×
0.62
5.81×
9+5.810.587×
10001-0.587
6×
250.21×
99
9.65×
2001.1×
4.4×
0.41.2×
7.4+8.8×
7.4
6.6×
1.96=______×
0.25×
(0.45×
6.8+5.6×
6.8=(______+______)×
0.517×
499×
0.11
8.46×
99+8.460.488×
1001-0.488
0.0250.12×
5.57×
7.15×
4009.8×
6.7+0.199********9999×
6.7
3.4×
3.22=______×
(0.8×
0.04)=(______×
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9.8+3.6×
9.8=(______+______)×
0.805×
0.21001×
0.85
5.38×
9+5.380.431×
101-0.431
1.2×
0.0250.93×
998
9.05×
21.1×
103
2.4×
0.047.3×
7.8+2.7×
7.8
6.3×
4.8=______×
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5.1+4.7×
5.1=(______+______)×
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500×
0.00299×
0.75
3.31×
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1001-0.933
2.50.97×
1001
1.03×
2001.3×
8.09×
408.9×
9.6+1.1×
9.6
5.6×
8.83=______×
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4.8=(______+______)×
0.093×
400101×
0.84
8.89×
9+8.890.125×
10001-0.125
0.250.68×
4.29×
0.022.3×
105
4.82×
0.042.2×
6.3+7.8×
6.3
1.28=______×
(0.97×
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5.6+6.1×
5.6=(______+______)×
0.322×
1.25×
8101×
0.58
8.93×
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10001-0.448
5.2×
0.250.94×
6.86×
0.64×
4004.8×
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3.7
2.1×
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0.343×
0.22
8.12×
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0.250.99×
102
5×
2002.3×
8.97×
0.48×
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1.03=______×
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0.44
7.65×
99+7.650.626×
101-0.626
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2.50.98×
98
4.75×
21.4×
3.04×
0.045.4×
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9.2
8.6×
9.51=______×
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8.3=(______+______)×
0.571×
80099×
0.35
8.18×
9999+8.180.482×
1001-0.482
2500.26×
7.02×
2001.5×
1004
1.01×
4009.2×
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2.5
3.1×
5.81=______×
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9.9×
3.7+.0999********×
3.7=(______+______)×
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0.4101×
0.88
5.49×
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10001-0.383
0.0250.47×
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0.61
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3.75×
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0.89×
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5.7