1/(2/3)/(3/4)/(4/5)/(5/6) 用简便方法计算

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答案和解析

1/(2/3)/(3/4)/(4/5)/(5/6)
=1÷（2/3）÷（3/4）÷（4/5）÷(5/6)
=1 × 3/2 × 4/3 × 5/4 × 6/5
=1×6/2
=3

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