问一道GMAT数学概念
把29/4改变成一个七又四分之一的方法：A.divide the denomimoator into the numerator; the result is the whole number of the mixed number.B.Put the remainder from step A over the denominator; this is the fractional part of the mixed number.求教授翻译这个方法,特别是一些关键的介词.