4.37×0.55+56.3×0.055=?用简便方法计算?

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4.37×0.55+56.3×0.055=?用简便方法计算?4.37×0.55+56.3×0.055=?用简便方法计算?4.37×0.55+56.3×0.055=?用简便方法计算?4.37×0.55+

4.37×0.55+56.3×0.055=?用简便方法计算?
4.37×0.55+56.3×0.055=?用简便方法计算?

4.37×0.55+56.3×0.055=?用简便方法计算?
4.37×0.55+56.3×0.055
=4.37×0.55+5.63×0.55
=(4.37+5.63)×0.55
=10×0.55
=5.5