小数乘法简便计算精选一线教师 倾情奉献 59Word格式文档下载.docx
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0.250.23×
101
0.5×
2.03×
0.022.1×
103
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4.08×
0.44.1×
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4.8
9.9×
0.03=______×
(0.5×
4)=(______×
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8.9=(______+______)×
0.827×
0.05×
0.02101×
0.26
9.47×
9+9.470.759×
1001-0.759
2.4×
2500.57×
102
8.9×
21.2×
105
0.025×
0.96×
4005.6×
3.2+4.4×
3.2
4.7×
0.73=______×
25×
(0.44×
40)=(______×
2.3×
8.1+7.7×
8.1=(______+______)×
0.44×
0.125×
0.8101×
0.41
9.97×
99+9.970.524×
101-0.524
1.2×
250.45×
998
2.49×
22.2×
1001
6.73×
0.045.6×
1.8+4.4×
1.8
0.8×
4.51=______×
0.25×
(0.47×
400)=(______×
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6.1+4.4×
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0.098×
1.25×
0.08999×
0.75
7.23×
99+7.230.361×
10001-0.361
7.2×
2.50.63×
1002
8.47×
0.21.1×
4.36×
44.2×
8.8+5.8×
8.8
3.2×
4.58=______×
(0.23×
5.8+.0999********×
5.8=(______+______)×
0.088×
80101×
0.98
3.37×
9+3.370.135×
1001-0.135
7.6×
2.50.79×
99
8.79×
2001.5×
1004
3.09×
0.040.8×
6.3+9.2×
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7.4×
7.47=______×
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4.8×
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1.4=(______+______)×
0.823×
80099×
0.69
6.84×
99+6.840.853×
10001-0.853
2.50.71×
5.59×
9.92×
0.46×
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2.6
4.2×
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0.219×
0.87
9.21×
999+9.210.351×
10001-0.351
250.22×
2.26×
202.2×
4.18×
43.9×
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6.2×
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0.127×
0.8999×
0.11
9.46×
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250.68×
3.64×
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2.35×
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8101×
0.89
3.27×
999+3.270.551×
10001-0.551
2500.62×
1.82×
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1005
4.76×
44×
2.5+6×
2.5