五年级数学上册小数乘法简便计算精选 79Word文档下载推荐.docx

五年级数学上册小数乘法简便计算精选 79Word文档下载推荐.docx

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999＋5.250.827×

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1.6×

0.0250.32×

101

0.5×

9.37×

0.22.2×

1004

4.67×

0.49×

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1.3

0.4×

3.64＝______×

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8.8＝（______＋______）×

0.523×

5×

0.02999×

0.91

7.82×

9999＋7.820.446×

1001－0.446

7.2×

2500.78×

98

2.03×

0.022.4×

2.5×

7.85×

49.8×

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5.5

1.3×

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2.89×

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250.92×

102

0.05×

9.11×

22.5×

1005

3.75×

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2500.81×

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4.21×

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1001

4.98×

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7.42×

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202.2×

103

5.15×

405.9×

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6.64×

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8.12×

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