5米长的钢管,锯成每段一样长的小段,共锯了5次,每段占全长的________,每段长________米.
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分析:(1)根据分数的意义,把5米长的钢管看作单位“1”,锯成每段一样长的小段就是平均分,共锯了5次即5+1=6段,就是平均分为6份.每段是全长的1÷6=
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,据此解答;
(2)每段长多少米,就是把5米平均分为6段,求一段是多少,用除法计算,据此解答.
解答:(1)1÷6=
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;
(2)5÷6=
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(米);
答:每段占全长的
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,每段长
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米.
故答案为:
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,
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.
点评:本题主要考查分数的意义,注意求一段是多少用除法计算.