【0.75×5734-0.574×25+57.4】÷3怎么简便

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【0.75×5734-0.574×25+57.4】÷3怎么简便【0.75×5734-0.574×25+57.4】÷3怎么简便【0.75×5734-0.574×25+57.4】÷3怎么简便(0.75×5

【0.75×5734-0.574×25+57.4】÷3怎么简便
【0.75×5734-0.574×25+57.4】÷3怎么简便

【0.75×5734-0.574×25+57.4】÷3怎么简便
(0.75×5734-0.574×25+57.4)÷3
=(0.75×5734-0.25×57.4+57.4)÷3
=【0.75×5734+57.4×(1-0.25)】÷3
=(0.75×5734+57.4×0.75)÷3
=0.75×(5734+57.4)÷3
=0.25×5791.4
=1447.85

(0.75×5734-0.574×25+57.4)÷3
=(0.75×5734-0.25×57.4+57.4)÷3
=【0.75×5734+57.4×(1-0.25)】÷3
=(0.75×5734+57.4×0.75)÷3
=0.75×(5734+57.4)÷3
=0.25×5791.4
=1447.85