While Apple is still working on an official method of dealing with unwanted default apps in iOS, a glitch in iOS 9 through 9.2 will let people temporarily push them out of sight.
Source: APPLE INSIDER

Aggregating the Future
While Apple is still working on an official method of dealing with unwanted default apps in iOS, a glitch in iOS 9 through 9.2 will let people temporarily push them out of sight.
Source: APPLE INSIDER