0.23×56+2.3×440+0.46×0.5．0.23×56+2.3×440+0.46×0.5，
=0.23×56+0.23×4400+0.23×2×0.5，
=0.23×（56+4400+1），
=0.23×4457，
=1025.11；
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23×56+2.3×440+0.46×0.5．
编辑：chaxungu时间：2026-04-27 13:18:41分类：小学数学题库
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