每段长:6÷6=1米
如果锯每一段需6分钟,一共需要:(6-1)×6=30分
一根木头长6米,要把它锯成相等的6段,每段长多少米?如果锯每一段需6分钟,一共需要几分钟才能锯完?
一根木头长6米,要把它锯成相等的6段,每段长多少米?如果锯每一段需6分钟,一共需要几分钟才能锯完?
数学人气:222 ℃时间:2019-08-21 09:00:34
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