
510除以中括号42除以6分之5减7分之3的差怎么算
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510除以中括号42除以6分之5减7分之3的差怎么算
510÷[42÷(5/6-3/7)]
=510÷[42÷(35/42-18/42)]
=510÷[42÷17/42]
=510÷[42x42/17]
=510÷1764/17
=510x17/1764
=8670/1764
=1445/294
510÷[42÷(5/6-3/7)]
=510÷[42÷(35/42-18/42)]
=510÷[42÷17/42]
=510÷[42x42/17]
=510÷1764/17
=510x17/1764
=8670/1764
=1445/294
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