五年级数学上册小数乘法简便计算6Word下载.docx
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7.59×
40.2×
7.4+9.8×
7.4
5.2×
2.54=______×
25×
(0.24×
0.4)=(______×
1.4+7.2×
1.4=(______+______)×
0.987×
500×
0.299×
0.57
1.96×
99+1.960.752×
101-0.752
2.4×
2500.56×
999
0.5×
2.99×
0.021.3×
1004
3.77×
4004.9×
2.9+5.1×
2.9
5.3×
5.25=______×
250×
4)=(______×
6.8×
3.2+3.2×
3.2=(______+______)×
0.548×
2.5×
41001×
0.47
4.26×
9+4.260.967×
101-0.967
4.4×
0.0250.22×
99
2002.3×
104
8.1×
0.042.4×
3.7+7.6×
3.7
8.8×
6.82=______×
(0.88×
7.4×
3.9+2.6×
3.9=(______+______)×
0.705×
50×
0.0021001×
0.45
2.16×
99+2.160.457×
1001-0.457
2.50.84×
102
0.21×
21.2×
8.75×
46.5×
9.1+3.5×
9.1
7.3×
3.21=______×
(0.98×
0.04)=(______×
2.9×
1.5+7.1×
1.5=(______+______)×
0.945×
0.62
6.94×
9+6.940.631×
101-0.631
3.2×
2.50.25×
101
3.79×
2001.5×
1002
8.24×
403.2×
5.9+6.8×
5.9
1.8×
6.19=______×
(0.59×
5.6×
6.2+4.4×
6.2=(______+______)×
0.345×
12.5×
0.81001×
0.61
7.88×
999+7.880.581×
11-0.581
8×
0.0250.78×
3.41×
202.3×
105
8.39×
41.8×
2.3+8.2×
2.3
5.4×
7.83=______×
(0.85×
1.9×
2.4+8.1×
2.4=(______+______)×
0.058×
5×
0.2101×
0.74
8.96×
999+8.960.173×
101-0.173
2500.58×
1.17×
0.04×
0.049×
3.3+1×
3.3
1.4×
2.87=______×
(0.79×
2.2×
1.8+7.8×
1.8=(______+______)×
0.7×
0.021001×
0.51
5.23×
99+5.230.784×
1001-0.784
4×
2.50.33×
98
0.47×
201.2×
1005
1.1×
47.5×
8.6+2.5×
8.6
6.6×
3.11=______×
(0.09×
7.8+4.4×
7.8=(______+______)×
0.137×
1.25×
80099×
0.23
9.92×
9999+9.920.985×
10001-0.985
7.2×
0.0250.39×
6.85×
0.022.2×
3.06×
0.049.8×
3.7+0.199********9999×
4.28=______×
(0.52×
6.7×
7.7+3.3×
7.7=(______+______)×
0.53×
0.499×
0.83
6.21×
9999+6.210.963×
1001-0.963
0.0250.31×
0.78×
0.21.3×
4.62×
405.2×
7.2+4.8×
7.2
0.15=______×
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6.4×
6.1+3.6×
6.1=(______+______)×
0.573×
4101×
1.23×
999+1.230.357×
101-0.357
2.50.75×
6.44×
202.5×
0.26×
404.4×
9.5+5.6×
9.5
1.6×
8.03=______×
(0.21×
40)=(______×
9.9×
1.9+.0999********×
1.9=(______+______)×
0.318×
0.04101×
0.13
7.95×
9+7.950.397×
11-0.397
2.50.47×
0.58×
201.3×
3.24×
404.7×
8.3+5.3×
8.3
7.35=______×
1.5×
4.9+8.5×
4.9=(______+______)×
0.845×
400999×
0.53
5.71×
99+5.710.565×
1001-0.565
2×
2500.18×
1.61×
21.3×
7.05×
0.40.7×
6.6+9.3×
6.6
4.3×
8.72=______×
4.8×
1.4+5.2×
0.597×
0.12
9.82×
99+9.820.681×
1001-0.681
250.63×
2.96×
4.89×
45.9×
6.6+4.1×
8.53=______×