小数乘法简便计算强烈推荐91.docx
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小数乘法简便计算强烈推荐91
4×8.1×2.5
2.8×0.25
0.125×56×0.8
2.9×7+2.9×3
2.5×0.88×0.4
0.24×(400+4)
8×5.2×1.25
71×10.1
17×3.7+1.7×63
7.2×0.125
2.5×7.1-0.25
23×10.1
0.4×9×0.25
0.8×0.25
12.5×17×0.8
7.8×1.7+7.8×8.3
0.25×0.86×4
0.22×(300+4)
8×3.4×0.125
75×10.1
40×2.1+4×79
5.6×12.5
2.4×7.1-0.24
44×10.1
0.04×7.9×0.25
1.2×25
12.5×17×8
4×1.6+4×8.4
0.25×0.59×0.04
0.22×(100+8)
8×7.1×12.5
86×10.1
77×3.4+7.7×66
4.8×12.5
4.6×3.1-0.46
55×10.1
0.04×0.8×0.25
1.2×2.5
1.25×45×8
3.1×1.7+3.1×8.3
25×0.45×0.04
0.27×(500+8)
8×9×12.5
21×9.9
94×2.1+9.4×79
0.8×0.125
9.6×7.1-0.96
86×10.1
0.4×0.4×25
0.8×2.5
12.5×60×0.8
2.7×3.4+2.7×6.6
2.5×0.62×4
0.29×(400+8)
8×5.9×0.125
74×10.1
84×4.6+8.4×54
0.8×12.5
1.6×9.1-0.16
24×9.9
4×0.4×25
4×25
0.125×63×8
8.6×2.9+8.6×7.1
2.5×0.57×4
0.23×(100+6)
8×6.3×1.25
21×9.9
82×1.7+8.2×83
5.6×1.25
8.5×9.1-0.85
30×10.1
0.04×4.7×25
2.8×0.25
1.25×52×0.8
9.9×4.7+9.9×5.3
0.25×0.74×0.04
0.22×(500+3)
8×8×12.5
56×9.9
77×1.4+7.7×86
4.8×1.25
2×3.1-0.2
89×9.9
0.4×6.4×0.25
0.8×2.5
12.5×59×0.8
6.3×7.4+6.3×2.6
0.25×0.48×0.04
0.29×(500+7)
0.8×3.7×1.25
72×10.1
32×1.6+3.2×84
4×0.125
9.1×3.1-0.91
68×10.1
0.4×5.8×2.5
1.6×25
12.5×68×0.8
2.9×5+2.9×5
25×0.48×0.4
0.24×(500+4)
8×5.7×0.125
49×10.1
39×1.8+3.9×82
4.8×1.25
4.8×7.1-0.48
76×10.1
0.4×2.6×25
4×2.5
1.25×39×8
9.7×1.3+9.7×8.7
0.25×0.81×0.4
0.26×(200+6)
8×5.5×1.25
64×10.1
35×2.8+3.5×72
8×0.125
9×8.1-0.9
22×9.9
0.04×0.2×2.5
4×25
0.125×97×8
0.8×3.8+0.8×6.2
25×0.59×0.4
0.28×(500+4)
0.8×4.7×0.125
36×9.9
59×2.5+5.9×75
3.2×0.125
5.9×6.1-0.59
24×9.9
4×5.5×0.25
3.2×2.5
12.5×41×8
6.8×6.5+6.8×3.5
25×0.88×4
0.29×(100+7)
8×8.8×0.125
86×10.1
91×2.7+9.1×73
5.6×0.125
4.6×4.1-0.46
73×10.1
4×2.7×0.25
1.2×0.25
12.5×98×0.8
7.1×7.3+7.1×2.7
0.25×0.8×0.04
0.27×(100+4)
0.8×8.3×12.5
94×10.1
98×3.4+9.8×66
0.8×1.25
7.6×4.1-0.76
17×9.9
0.4×0.2×0.25
1.6×2.5
1.25×87×0.8
1.9×7.3+1.9×2.7
25×0.64×4
0.24×(400+3)
8×7×12.5
20×10.1
78×1.4+7.8×86
7.2×1.25
2.6×3.1-0.26
56×10.1
0.04×4.1×2.5
0.8×25
1.25×43×0.8
1.9×6.5+1.9×3.5
25×0.68×0.04
0.21×(400+4)
8×7.1×0.125
79×9.9
14×5.3+1.4×47
5.6×0.125
7×1.1-0.7
59×9.9
0.4×3.1×25
0.4×25
0.125×81×8
5×5.7+5×4.3
0.25×0.97×4
0.25×(100+7)
8×2.6×1.25
72×10.1
16×4+1.6×60
3.2×12.5
7.4×6.1-0.74
96×9.9
0.4×0.2×2.5
3.2×25
0.125×33×0.8
8.3×7+8.3×3
2.5×0.61×4
0.25×(500+4)
8×3.4×1.25
22×10.1