小数乘法简便计算强烈推荐121Word格式文档下载.docx
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12.5
5.9×
6.1-0.59
53×
0.04×
8.6×
2.4×
2.5
1.25×
60×
2×
7.7+2×
2.3
2.5×
0.63×
0.04
0.23×
(400+7)
0.8×
3.2×
0.125
15×
9.9
29×
4.6+2.9×
54
4.8×
7.8×
1.1-0.78
44×
25
49×
3.8×
2.7+3.8×
7.3
0.83×
0.21×
(300+8)
4.4×
64×
93×
5+9.3×
50
1.6×
8.5×
6.1-0.85
56×
8.1×
12.5×
91×
2.3×
9.7+2.3×
0.3
0.73×
(500+5)
12×
78×
4.2+7.8×
58
6.1-0.2
9.1×
50×
0.8
5.1×
9.7+5.1×
0.47×
0.28×
(500+2)
98×
3.9+1.2×
61
3×
3.1-0.3
76×
6.9×
73×
3.8+5×
6.2
0.89×
0.4
(100+4)
7.1×
27×
99×
2.3+9.9×
77
2.2×
1.1-0.22
9.7×
35×
6.6×
6.7+6.6×
3.3
0.65×
0.29×
(300+6)
13×
38×
2.9+3.8×
71
6.4×
3.9×
2.1-0.39
62×
5.2×
7.9+7.1×
2.1
0.95×
0.24×
(400+3)
9.8×
16×
4.7+1.6×
53
5.6×
4.3×
6.1-0.43
39×
66×
5.7×
5.9+5.7×
4.1
0.45×
(400+1)
8.4×
81×
43×
2.6+4.3×
74
4.1-0.2
23×
1.7×
47×
1.8×
4.9+1.8×
5.1
0.81×
(200+8)
4.9×
52×
4.3+5.2×
57
9.4×
6.1-0.94
86×
8.7×
1.2×
0.6×
8.9+0.6×
1.1
0.78×
68×
28×
2.7+2.8×
73
7.7×
5.1-0.77
67×
7.8+1.6×
2.2
0.22×
(100+9)
14×
61×
3.4+6.1×
66
3.1-0.69
77×
85×
2.8×
6.5+2.8×
3.5
0.85×
80×
31×
4.6+3.1×
3.1×
5.1-0.31
4.2×
6.6+2.5×
3.4
0.57×
(400+5)
4.3+5.6×
7.2×
7.3×
7.1-0.73
82×
1.9×
2.1×
9.1+2.1×
0.9
0.74×
(400+4)
48×
3.3+2.7×
67
4.1×
7.1-0.41
3.4×
1.6+3.4×
8.4
0.64×
(300+4)
5.4×
4.1+1.5×
59
2.1-0.54
36×
6.1×
7×
4.7+7×
5.3
0.96×
0.27×
(500+6)
4.6×