1/5乘以3.7+6.3乘以1/5+4.4,怎么简算

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1/5乘以3.7+6.3乘以1/5+4.4,怎么简算1/5乘以3.7+6.3乘以1/5+4.4,怎么简算1/5乘以3.7+6.3乘以1/5+4.4,怎么简算1/5乘以3.7+6.3乘以1/5+4.4,

1/5乘以3.7+6.3乘以1/5+4.4,怎么简算
1/5乘以3.7+6.3乘以1/5+4.4,怎么简算

1/5乘以3.7+6.3乘以1/5+4.4,怎么简算
1/5乘以3.7+6.3乘以1/5+4.4,
=1/5×(3.7+6.3)+4.4
=2+4.4
=6.4

(1/5)×3.7+6.3×(1/5)+4.4
=(1/5)×(3.7+6.3)+4.4
=(1/5)×10+4.4
=2+4.4
=6.4

1/5×3.7+6.3×1/5+4.4
=1/5×(3.7+6.3)+4.4
=1/5×10+4.4
=6.4

1/5×3.7+6.3×1/5+4.4
=1/5×(3.7+6.3)+4.4
=1/5×10+4.4
=6.4

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