五年级数学上册小数乘法简便计算专项练习197Word格式.docx
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8.1+9.8×
8.1
3.7×
2.48=______×
0.025×
(0.01×
4)=(______×
9.3×
5.4+0.699999999999999×
5.4=(______+______)×
0.267×
0.02101×
0.63
7.29×
99+7.290.966×
11-0.966
5.6×
0.250.13×
101
9.68×
2002.5×
7.49×
0.043.2×
4.1+6.8×
4.1
0.8×
3.63=______×
0.25×
(0.5×
0.04)=(______×
7.4×
1.3+2.6×
1.3=(______+______)×
0.001×
40999×
0.48
9.37×
9+9.370.733×
11-0.733
2.4×
0.250.91×
999
2.32×
21.5×
1003
4.36×
4006.9×
5.7+3.1×
5.7
7×
8.27=______×
(0.84×
3.6×
4.9+6.4×
4.9=(______+______)×
0.533×
0.125×
801001×
0.46
2.55×
99+2.550.236×
10001-0.236
4.8×
0.250.93×
0.5×
8.75×
2002.3×
1002
4.12×
0.42.4×
2.5+7.6×
2.5
2.3×
0.11=______×
(0.86×
400)=(______×
4.9×
5.8+5.1×
5.8=(______+______)×
0.464×
500×
0.21
2.49×
999+2.490.854×
11-0.854
7.2×
0.250.84×
102
201.1×
1.58×
0.046.3×
1.3+3.7×
1.3
6×
4.33=______×
(0.87×
1.6×
1.1+8.4×
1.1=(______+______)×
0.602×
0.79
1.34×
99+1.340.628×
101-0.628
250.11×
1001
2.19×
0.98×
46.4×
2.1+3.6×
2.1
6.2×
1.44=______×
250×
(0.7×
8.1×
4.3+1.9×
4.3=(______+______)×
0.238×
0.08101×
0.89
2.46×
99+2.460.569×
101-0.569
250.91×
98
0.77×
1004
4.84×
406.3×
4.1+3.7×
8×
6.75=______×
(0.81×
0.4)=(______×
6.6+.0999********×
6.6=(______+______)×
0.347×
0.81001×
0.57
7.38×
99+7.380.193×
10001-0.193
4.4×
0.250.46×
0.01×
0.022.1×
2.92×
4000.7×
7.6+9.3×
7.6
1.7×
2.74=______×
(0.13×
3.9×
6.7+6.1×
6.7=(______+______)×
0.014×
800101×
0.14
3.91×
9999+3.910.474×
1001-0.474
6.8×
250.81×
4.58×
0.21.3×
9.81×
0.041.3×
7.6+8.7×
2.8×
6.87=______×
(0.89×
1.1×
4.6+8.9×
4.6=(______+______)×
0.148×
0.37
4.85×
99+4.850.755×
1001-0.755
4×
2500.11×
0.33×
202.1×
0.048.7×
4.9+1.3×
4.9
8.5×
2.59=______×
(0.65×
8.7×
9.3+1.3×
9.3=(______+______)×
0.451×
400101×
0.61
6.56×
99+6.560.229×
1001-0.229
250.93×
9.89×
0.022.3×
4.13×
0.042.8×
1.8+7.2×
1.8
3.74=______×
(0.15×
1.9×
1.8+8.1×
1.8=(______+______)×
0.934×
5×
0.0299×
0.66
8.76×
99+8.760.676×
10001-0.676
2.50.55×
7.95×
202.3×
408.1×
8.1+1.9×
9.6×
8.01=______×
(0.36×
8.4+2.6×
8.4=(______+______)×
0.799×
0.86
2.75×
9999+2.750.972×
1001-0.972
0.4×
2.50.83×
6.25×
0.021.5×
3.01×
49.1×
8.9+0.9×
8.9
9.2×
5.77=______×
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2.9×
9.3+7.1×
0.971×
12.5×
0.8999×
0.62
4.47×
9+4.470.627×
101-0.627
2500.53×
7.17×
0.022.2×
104
4.82×
0.48.9×
7.3+1.1×
7.3
2.1×
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3.5×
1.1+6.5×
0.39×
0.21001×
0.94
5.43×
9+5.430.658×
101-0.658
6.4×
2.50.42×
0.6×
2002.4×
7.91×
1.2+1.3×
1.2