小数乘法简便计算强烈推荐128Word格式文档下载.docx
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0.29×
(500+9)
8×
6.4×
1.25
38×
97×
2.7+9.7×
73
4.1-0.8
48×
10.1
0.4×
8.2×
25
1.2×
12.5×
87×
8
3.4+8.5×
6.6
2.5×
0.83×
0.24×
(400+4)
7.2×
12.5
23×
4.8+8.7×
52
8.8×
9.1-0.88
72×
1.8×
57×
1.3×
6.8+1.3×
3.2
0.25×
0.87×
0.4
0.21×
(500+8)
6.7×
45×
62×
2.8+6.2×
72
4.8×
7.1×
8.1-0.71
71×
6.1×
2.4×
9.5+6.4×
0.5
0.94×
4
(300+4)
43×
4.7+2.5×
53
5.5×
1.1-0.55
27×
6.8×
2.8×
54×
0.5×
4.8+0.5×
5.2
0.27×
31×
63×
3.9+6.3×
61
6.1-0.13
0.04×
0.7×
1.6×
3.3×
4.7+3.3×
5.3
0.54×
0.26×
(100+2)
6×
94×
22×
1.8+2.2×
82
9.2×
9.1-0.92
34×
5.8×
91×
1.5+3.2×
8.5
0.75×
0.28×
(200+1)
4.4×
83×
2.5+4.3×
75
4.1-0.55
44×
9.7×
3×
8.8+6.4×
1.2
(400+1)
28×
37×
3.3+3.7×
67
7.6×
8.1-0.76
90×
4.3+0.2×
5.7
0.52×
(100+6)
7×
52×
3.6+5.4×
64
5.6×
6.2×
3.1-0.62
7.4×
3.6×
1.25×
6.8+2.5×
0.66×
(200+8)
7.9×
11×
1.7+1.1×
83
1.5×
9.1-0.15
98×
26×
4.8+1.5×
0.45×
(500+6)
60×
58×
4+5.8×
60
5.2×
9.1-0.52
66×
0.9×
73×
9.8+5.2×
0.2
0.86×
(200+5)
82×
32×
4.3+3.2×
57
2.2×
5.1-0.22
78×
74×
8.4+8.5×
1.6
(500+7)
7.8×
40×
79×
3.5+7.9×
65
9.4×
2.1-0.94
89×
24×
3.4×
1.5+3.4×
0.65×
4.1×
29×
15×
3.3+1.5×
9.1-0.9
35×
9+8.5×
1
0.62×
0.22×
(300+5)
5.9×
55×
33×
1.2+3.3×
88
8.1-0.62
69×
2×
21×
7.3×
2.5+7.3×
7.5
0.81×
(400+2)
41×
2+5.8×
80
1.4×
4.1-0.14
4.6×
47×
8+3.2×
2