432+5*4320+49*432如何用分配律简便计算?要准确.
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![432+5*4320+49*432如何用分配律简便计算?要准确.](/uploads/image/z/5452055-71-5.jpg?t=432%2B5%2A4320%2B49%2A432%E5%A6%82%E4%BD%95%E7%94%A8%E5%88%86%E9%85%8D%E5%BE%8B%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%3F%E8%A6%81%E5%87%86%E7%A1%AE.)
432+5*4320+49*432如何用分配律简便计算?要准确.
432+5*4320+49*432如何用分配律简便计算?
要准确.
432+5*4320+49*432如何用分配律简便计算?要准确.
432+5*4320+49*432
=432+50*432+49*432
=432*(1+50+49)
=432*100
=43200
432+5*4320+49*432
=432(1+49+50)=43200
=432(1+50+49)
=432*100
=43200