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4.8x56.7+o.567x2o+5.67x5o用简便方法怎么算

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4.8x56.7+o.567x2o+5.67x5o
=4.8x56.7+56.7x0.2+56.7x5
=56.7x(4.8+0.2+5)
=56.7x10
=5670