小数乘法简便计算强烈推荐197Word文件下载.docx
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0.4
0.26×
(100+6)
0.8×
7.6×
17×
63×
1.7+6.3×
83
1.6×
0.125
5.1×
8.1-0.51
33×
10.1
7.1×
25
2.4×
0.125×
40×
8
7.2×
1.6+7.2×
8.4
25×
0.47×
0.29×
(100+4)
2.3×
90×
91×
1.1+9.1×
89
8×
9.3×
3.1-0.93
46×
8.1×
37×
3.8+0.8×
6.2
0.53×
0.04
(300+1)
8.6×
72×
87×
5.5+8.7×
45
12.5
2.7×
4.1-0.27
0.4×
6.7×
75×
4.3×
1.3+4.3×
8.7
0.5×
0.22×
(400+1)
6.3×
22×
92×
1.7+9.2×
5.3×
9.1-0.53
56×
2.2×
12.5×
4.8+9.3×
5.2
0.85×
0.21×
(300+6)
8.4×
67×
2.5+3.7×
75
9.6×
7.1-0.96
21×
0.04×
4.5×
2×
50×
0.3×
7.1+0.3×
2.9
0.58×
13×
78×
3+7.8×
70
5.7×
2.1-0.57
6.4×
5.2+6.4×
4.8
0.51×
(200+9)
73×
77×
3.7+7.7×
63
2.6×
6.1-0.26
1.9×
60×
2.1×
5.9+2.1×
4.1
2.5×
0.45×
(400+2)
7×
19×
66×
1.8+6.6×
82
4.8×
6.1-0.72
18×
0.9×
8.6+0.4×
1.4
(300+2)
3.7×
55×
43×
4.2+4.3×
58
9.9×
4.1-0.99
54×
8.9×
86×
4.7×
2.3+4.7×
7.7
0.61×
(500+9)
4.9+4.3×
51
1.1×
2.1-0.11
41×
3.9×
80×
1.8+2.5×
8.2
0.84×
(400+9)
15×
71×
3.3+7.1×
67
6.9×
9.1-0.69
29×
7.7+8.4×
2.3
0.73×
0.23×
47×
42×
1.3+4.2×
87
5.6×
2.1-0.25
97×
6×
1.2×
9.5+9×
0.5
0.66×
5.5×
4.4+4.3×
56
4.1-0.4
57×
9.8×
6.8+9.8×
3.2
(400+3)
6.1×
93×
2.5+9.3×
9.5×
5.1-0.95
79×
1.4×
5.2+1.4×
0.83×
(200+2)
27×
30×
2.5+3×
9.1-0.56
26×
8.2×
10×
9.1×
1.2+9.1×
8.8
0.72×
(200+6)
95×
11×
1.6+1.1×
84
2.9×
6.1-0.29
3.6×
7+5.5×
3