小数乘法简便计算强烈推荐247Word文档格式.docx
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2.4+7.6×
76
9.8×
6.1-0.98
39×
0.4×
6×
2.8×
0.125×
20×
6.2×
7.9+6.2×
2.1
25×
0.96×
0.21×
(200+3)
0.8×
7.9×
0.125
18×
10.1
88×
4.2+8.8×
58
4.8×
12.5
8.5×
2.1-0.85
92×
7.5×
12×
1.7+2.5×
8.3
0.46×
0.04
0.29×
(200+9)
5.6×
97×
41×
2.5+4.1×
75
1.6×
98×
2.3×
10×
8
2×
8.1+2×
1.9
0.85×
0.27×
(300+5)
9.6×
78×
35×
2.1+3.5×
79
8.9×
2.1-0.89
71×
8.6×
0.25
5.9×
2.9+5.9×
7.1
0.66×
(300+1)
4.1×
82×
67×
4.7+6.7×
53
6.1×
2.1-0.61
60×
0.3×
3.2×
7.1+0.9×
2.9
0.61×
0.4
(100+2)
27×
5+2.7×
50
1.7×
4.1-0.17
66×
5.4×
12.5×
6.3×
1.4+6.3×
8.6
0.84×
(200+7)
2.9×
13×
4.4+3.9×
56
7×
7.1-0.7
17×
4×
2.4×
7.6×
2.7+7.6×
7.3
0.23×
(500+5)
86×
61×
3.1+6.1×
69
4.6×
8.1-0.46
42×
1.2×
80×
3.4×
3.8+3.4×
6.2
0.5×
5.2×
16×
31×
2.2+3.1×
78
6.4×
2.1-0.29
11×
7.1×
87×
7.7×
3.8+7.7×
(100+7)
77×
3.2+7.7×
68
6.1-0.62
85×
36×
8.2×
2.5+8.2×
7.5
0.77×
0.28×
19×
33×
1.6+3.3×
84
4.1-0.86
91×
3.5×
9+3.5×
1
0.24×
(500+7)
3.8×
51×
72×
4.3+7.2×
57
3×
6.1-0.3
57×
0.6×
1.6+6.3×
8.4
(500+8)
24×
21×
3.4+2.1×
66
6.1-0.82
89×
9+4.8×
0.51×
(100+8)
34×
3.6+2.4×
64
8.1-0.77
8.5+8×
1.5
0.79×
7.8×
94×
4.5+1.1×
55
3.3×
8.1-0.33
29×
6.9×
3.8+0.4×
0.86×
(100+1)
6.6×
40×
48×
4.1+4.8×
59
5.3×
1.1-0.53
3.1×
70×
3.5+7.8×
6.5
0.65×
9.3×
46×