小数乘法简便计算强烈推荐282Word文件下载.docx
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12.5×
96×
0.8
9.1×
4.2+9.1×
5.8
2.5×
0.87×
0.4
(400+5)
4.4×
12.5
60×
9.9
67×
3.1+6.7×
69
0.125
6×
1.1-0.6
46×
0.4×
6.8×
3.2×
0.25
1.25×
23×
8
8.4×
3+8.4×
7
0.97×
0.29×
(300+5)
89×
71×
4.3+7.1×
57
1.1-0.26
14×
0.04×
3.8×
2.4×
10×
9.7×
9.3+9.7×
0.7
0.48×
0.21×
(200+8)
5.7×
43×
80×
5.3+8×
47
4.8×
4.9×
2.1-0.49
84×
2.2×
1.2×
7.9×
2.2+7.9×
7.8
0.25×
0.57×
(500+2)
8×
34×
3.4+2.3×
66
2.1×
6.1-0.21
68×
8.5×
63×
7.6×
3.6+7.6×
6.4
0.76×
0.28×
(300+9)
92×
4+6×
60
6.4×
8.1-0.64
8.3×
18×
5.9×
1.9+5.9×
8.1
0.63×
(200+6)
4.7×
55×
39×
2.8+3.9×
72
1.1-0.85
48×
8.8×
0.125×
69×
8.9+0.8×
1.1
0.04
0.27×
(500+9)
4.6×
75×
83×
3.6+8.3×
64
4.1-0.83
74×
3.3×
8.9×
5.5+8.9×
4.5
0.94×
(300+7)
5.4×
1.6+6.1×
84
6.5×
2.1-0.65
82×
1.7×
42×
4.1×
7.9+4.1×
2.1
0.6×
0.22×
(300+2)
9×
76×
2.5+2.5×
75
5.1×
8.1-0.51
64×
58×
4.2+8.8×
0.53×
(100+9)
38×
77×
2.6+7.7×
9.1-0.65
72×
0.5×
2.8×
56×
9.2+6.4×
0.68×
(400+4)
5×
33×
30×
4.1+3×
59
5.1-0.48
93×
6.3+3.3×
3.7
0.69×
4.2×
3.6+8.4×
5.1-0.16
16×
29×
4.5+7.6×
5.5
0.47×
(100+1)
4.6+3.3×
54
9.5×
9.1-0.95
6.9×
2×
41×
7.4×
5.5+7.4×
0.58×
(300+6)
59×
4.2+5.9×
58
9.3×
4.1-0.93
62×
28×
9.9+6.8×
0.1
0.86×
66×
2.4+8.3×
76
4.1-0.72
8.1×
1.4×
3.2+1.4×
6.8
0.67×
(500+6)
70×
11×
2.6+1.1×
9.4×
4.1-0.94
35×