五年级数学上册小数乘法简便计算精选 138Word文件下载.docx
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2.73×
9+2.730.411×
1001-0.411
8×
0.250.48×
998
0.5×
9.75×
0.22.2×
101
3.67×
405.4×
2.8+4.6×
2.8
8.2×
2.39=______×
25×
(0.6×
4)=(______×
8.8×
2.8+1.2×
2.8=(______+______)×
0.36×
1.25×
801001×
0.93
1.66×
9999+1.660.367×
1001-0.367
2.8×
0.0250.56×
98
0.05×
8.97×
0.21.1×
0.25×
4.21×
42.1×
7.4+7.9×
7.4
9.4×
9.95=______×
(0.75×
0.4)=(______×
5.7+0.6×
5.7=(______+______)×
0.062×
0.0899×
0.78
6.63×
9999+6.630.915×
11-0.915
2.50.35×
102
5.03×
201.3×
104
2.75×
4009×
5.7+1×
5.7
3.8×
7.98=______×
250×
(0.94×
9.1×
3.2+0.9×
3.2=(______+______)×
0.189×
0.81001×
0.91
7.13×
99+7.130.934×
10001-0.934
7.2×
2.50.47×
7.88×
103
0.025×
3.56×
0.47×
8.5+3×
8.5
1.6×
3.85=______×
(0.74×
40)=(______×
5.3×
8.1+4.7×
8.1=(______+______)×
0.998×
80999×
5.76×
99+5.760.631×
10001-0.631
2×
0.0250.92×
5.28×
21.2×
1005
6.74×
0.043.7×
2.3+6.3×
2.3
0.23=______×
(0.27×
1.1×
9.7+8.9×
9.7=(______+______)×
0.489×
400101×
0.49
5.97×
99+5.970.634×
1001-0.634
3.2×
2.50.53×
99
2.89×
0.21.4×
1001
2.34×
4009.9×
8.4+.0999********×
8.4
4.4×
6.27=______×
(0.85×
2.9×
6.1+7.1×
6.1=(______+______)×
0.242×
12.5×
0.899×
0.52
7.16×
99+7.160.272×
101-0.272
2.50.23×
3.49×
2001.4×
6.33×
0.045.2×
3.8+4.8×
3.8
8.3×
6.84=______×
(0.23×
8.7×
3.1+1.3×
3.1=(______+______)×
0.722×
5×
0.21001×
0.37
3.77×
9+3.770.875×
1001-0.875
0.0250.48×
8.07×
201.2×
4.36×
404.7×
8.5+5.3×