用简便方法计算:34.6×4.3+346×0.47+34.6 观察算式,把346×0.47用简便方法计算:34.6×4.3+346×0.47+34.6观察算式,把346×0.47根据积的变化规律转化为34.6×4.7

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用简便方法计算:34.6×4.3+346×0.47+34.6观察算式,把346×0.47用简便方法计算:34.6×4.3+346×0.47+34.6观察算式,把346×0.47根据积的变化规律转化为3

用简便方法计算:34.6×4.3+346×0.47+34.6 观察算式,把346×0.47用简便方法计算:34.6×4.3+346×0.47+34.6观察算式,把346×0.47根据积的变化规律转化为34.6×4.7
用简便方法计算:34.6×4.3+346×0.47+34.6 观察算式,把346×0.47
用简便方法计算:
34.6×4.3+346×0.47+34.6
观察算式,把346×0.47根据积的变化规律转化为34.6×4.7

用简便方法计算:34.6×4.3+346×0.47+34.6 观察算式,把346×0.47用简便方法计算:34.6×4.3+346×0.47+34.6观察算式,把346×0.47根据积的变化规律转化为34.6×4.7
34.6×4.3+346×0.47+34.6
=34.6×4.3+34.6×4.7+34.6
=34.6x10
=346