"fewer changes" is both correct and usable in written English.
It is used to describe a smaller quantity or amount of something, such as in the sentence: "We made fewer changes to this version of the project than the previous one."
Poorer Africans, who of course make up the continent's overwhelming majority, had made fewer changes.
There would be far fewer changes than if this were a takeover by a UK bank".
One advantage for the offensive line is that it has undergone fewer changes than most other units.
Ms. Landy said that the strong economy and fewer changes in tax law contributed to the mood swing.
Baseball helmets have gone through fewer changes than those used in football, hockey and other contact sports.
Hatless, sunscreenless, heedless, men have made fewer changes in the decades of warnings about overexposure to the sun than women have.
But in the South, where restrictions on former convicts are among the most severe and in many cases date to Jim Crow laws, there have been fewer changes.
Indeed, some merchants far from New York, including several of the largest mass market retailers, seem to be making fewer changes, at least for now.
It was the first time since the firm began tracking chief executive turnover in August 1999 that there were fewer changes in January than December.
The reasons for the fewer changes may be that Twitter simply did a better job on its initial filing and didn't try to play games.
There will be fewer changes on offense, where the Jets, who have the 12th pick in a draft that will be deep in wide receivers, hope to acquire a big receiver to take some of the pressure off Santana Moss.
